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  <channel>
    <title>topic Re: Fallo envío de invitaciones Alfresco in Alfresco Archive</title>
    <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193892#M147022</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Buenos días, Cristina MR&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Muchas gracias por tu respuesta y ayuda. El link que me envías ya lo había utilizado para configurar el correo saliente y tampoco hallé la solución a través de ese post. Justo acabo de realizar una invitación a un Site en Share. Perdona mi torpeza tecnológica, pero quieres que te envíe el contenido entero del .txt de alfresco.log y de catalina.log?&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Muchas gracias de nuevo&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Thu, 05 Mar 2015 11:35:05 GMT</pubDate>
    <dc:creator>isaacgrods</dc:creator>
    <dc:date>2015-03-05T11:35:05Z</dc:date>
    <item>
      <title>Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193890#M147020</link>
      <description>Hola, Les cuento un problema concreto que tengo con Alfresco después de leer muchos hilos dentro de este foro y no haber podido dar con la solución: Valga por delante que soy un usuario totalmente amateur en Alfresco y estoy diseñando, por primera vez, un sistema de gestión documental para una empre</description>
      <pubDate>Wed, 04 Mar 2015 23:03:02 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193890#M147020</guid>
      <dc:creator>isaacgrods</dc:creator>
      <dc:date>2015-03-04T23:03:02Z</dc:date>
    </item>
    <item>
      <title>Re: Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193891#M147021</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Buenos días, IsaacGrods.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Antes de nada, échale un vistazo a &lt;/SPAN&gt;&lt;A href="http://blyx.com/2010/12/24/configuracion-de-correo-saliente-desde-alfresco/" rel="nofollow noopener noreferrer"&gt;este enlace&lt;/A&gt;&lt;SPAN&gt; donde te explican como se configura el correo en alfresco. Verifica que tu instalación es correcta (repasa que los archivos estén configurados, etc..).&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Además d ela configuración puede ser problema de tu firewal, en el caso que tengas habilitado en tu servidor. Vamos a intentar llegar a lo que produce el problema.&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Lo siguiente que te voy a proponer es: Arranca tu alfresco, invita a alguien y una vez tengas la pantalla péganos aquí el catalina.log y el alfresco.log a ver si vemos cual es el problema.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Un saludo.&lt;/SPAN&gt;&lt;BR /&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 05 Mar 2015 09:44:00 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193891#M147021</guid>
      <dc:creator>cristinamr</dc:creator>
      <dc:date>2015-03-05T09:44:00Z</dc:date>
    </item>
    <item>
      <title>Re: Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193892#M147022</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Buenos días, Cristina MR&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Muchas gracias por tu respuesta y ayuda. El link que me envías ya lo había utilizado para configurar el correo saliente y tampoco hallé la solución a través de ese post. Justo acabo de realizar una invitación a un Site en Share. Perdona mi torpeza tecnológica, pero quieres que te envíe el contenido entero del .txt de alfresco.log y de catalina.log?&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Muchas gracias de nuevo&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 05 Mar 2015 11:35:05 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193892#M147022</guid>
      <dc:creator>isaacgrods</dc:creator>
      <dc:date>2015-03-05T11:35:05Z</dc:date>
    </item>
    <item>
      <title>Re: Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193893#M147023</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Estimada Cristina, &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Éste sería el contenido del archivo alfresco.log&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;09:32:56,555 ERROR [org.alfresco.repo.action.executer.MailActionExecuter] Failed to send email to &lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:isaac.garcia@ud-h.com" rel="nofollow noopener noreferrer"&gt;isaac.garcia@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exception details (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,617 WARN&amp;nbsp; [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: Failed to process entry "Person admin".&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052420 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:isaac.garcia@ud-h.com" rel="nofollow noopener noreferrer"&gt;isaac.garcia@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 47 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 50 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;09:32:56,664 ERROR [org.alfresco.repo.action.executer.MailActionExecuter] Failed to send email to &lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:gpk@ud-h.com" rel="nofollow noopener noreferrer"&gt;gpk@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exception details (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,664 WARN&amp;nbsp; [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: Failed to process entry "Person Guillermo Parodi".&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052421 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:gpk@ud-h.com" rel="nofollow noopener noreferrer"&gt;gpk@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 47 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 50 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;09:32:56,680 ERROR [org.alfresco.repo.action.executer.MailActionExecuter] Failed to send email to &lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:mzf@ud-h.com" rel="nofollow noopener noreferrer"&gt;mzf@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exception details (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,680 WARN&amp;nbsp; [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: Failed to process entry "Person Mónica Zgaib".&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052422 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:mzf@ud-h.com" rel="nofollow noopener noreferrer"&gt;mzf@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 47 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 50 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;09:32:56,680 ERROR [org.alfresco.repo.action.executer.MailActionExecuter] Failed to send email to &lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:gerardo.urdapilleta@ud-h.com" rel="nofollow noopener noreferrer"&gt;gerardo.urdapilleta@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exception details (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,695 WARN&amp;nbsp; [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: Failed to process entry "Person Gerardo Urdapilleta".&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052423 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:gerardo.urdapilleta@ud-h.com" rel="nofollow noopener noreferrer"&gt;gerardo.urdapilleta@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 47 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 50 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;09:32:56,695 ERROR [org.alfresco.repo.action.executer.MailActionExecuter] Failed to send email to &lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:soraya.cruz@ud-h.com" rel="nofollow noopener noreferrer"&gt;soraya.cruz@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exception details (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,695 WARN&amp;nbsp; [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: Failed to process entry "Person Soraya Cruz".&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052424 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:soraya.cruz@ud-h.com" rel="nofollow noopener noreferrer"&gt;soraya.cruz@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 47 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 50 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;09:32:56,711 ERROR [org.alfresco.repo.action.executer.MailActionExecuter] Failed to send email to &lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:diego.acon@ud-h.com" rel="nofollow noopener noreferrer"&gt;diego.acon@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exception details (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,711 WARN&amp;nbsp; [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: Failed to process entry "Person Diego Acon".&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052425 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:diego.acon@ud-h.com" rel="nofollow noopener noreferrer"&gt;diego.acon@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 47 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 50 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;09:32:56,711 ERROR [org.alfresco.repo.action.executer.MailActionExecuter] Failed to send email to &lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:daniel.ferrer@ud-h.com" rel="nofollow noopener noreferrer"&gt;daniel.ferrer@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exception details (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,711 WARN&amp;nbsp; [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: Failed to process entry "Person Daniel Ferrer".&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052426 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:daniel.ferrer@ud-h.com" rel="nofollow noopener noreferrer"&gt;daniel.ferrer@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 47 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 50 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;09:32:56,727 ERROR [org.alfresco.repo.action.executer.MailActionExecuter] Failed to send email to &lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:patricia.lemes@ud-h.com" rel="nofollow noopener noreferrer"&gt;patricia.lemes@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exception details (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,727 WARN&amp;nbsp; [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: Failed to process entry "Person Patricia Lemes".&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052427 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:patricia.lemes@ud-h.com" rel="nofollow noopener noreferrer"&gt;patricia.lemes@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 47 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 50 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;09:32:56,727 ERROR [org.alfresco.repo.action.executer.MailActionExecuter] Failed to send email to &lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:cristina.fernandez@ud-h.com" rel="nofollow noopener noreferrer"&gt;cristina.fernandez@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exception details (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.GeneratedMethodAccessor2003.invoke(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.GeneratedMethodAccessor2002.invoke(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 51 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,727 WARN&amp;nbsp; [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: Failed to process entry "Person Cristina Fernández".&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052428 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:cristina.fernandez@ud-h.com" rel="nofollow noopener noreferrer"&gt;cristina.fernandez@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.GeneratedMethodAccessor2003.invoke(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.GeneratedMethodAccessor2002.invoke(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 45 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 48 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 51 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;09:32:56,727 ERROR [org.alfresco.repo.activities.feed.FeedNotifier] FeedNotifier: 9 error(s) detected. Last error from entry "Person Cristina Fernández"&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;SPAN&gt;org.alfresco.error.AlfrescoRuntimeException: 02052428 Failed to send email to:&lt;/SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:cristina.fernandez@ud-h.com" rel="nofollow noopener noreferrer"&gt;cristina.fernandez@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:659)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.executeImpl(MailActionExecuter.java:338)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.ActionExecuterAbstractBase.execute(ActionExecuterAbstractBase.java:241)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.GeneratedMethodAccessor2003.invoke(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.management.subsystems.SubsystemProxyFactory$1.invoke(SubsystemProxyFactory.java:72)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy227.execute(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.directActionExecution(ActionServiceImpl.java:822)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeActionImpl(ActionServiceImpl.java:723)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:557)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:543)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.ActionServiceImpl.executeAction(ActionServiceImpl.java:831)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.GeneratedMethodAccessor2002.invoke(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.reflect.Method.invoke(Method.java:601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterceptor.invoke(AlwaysProceedMethodInterceptor.java:34)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:46)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:159)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at $Proxy40.executeAction(Unknown Source)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.EmailUserNotifier.notifyUser(EmailUserNotifier.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.AbstractUserNotifier.notifyUser(AbstractUserNotifier.java:193)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.processInternal(FeedNotifierImpl.java:309)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.access$200(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:297)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1$1.execute(FeedNotifierImpl.java:294)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:293)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.activities.feed.FeedNotifierImpl$1.process(FeedNotifierImpl.java:269)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.execute(BatchProcessor.java:712)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:433)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.batch.BatchProcessor$TxnCallback.run(BatchProcessor.java:756)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:722)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com. Failed messages: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com; message exceptions (1) are:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Failed message 1: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:400)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:336)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.alfresco.repo.action.executer.MailActionExecuter.sendEmail(MailActionExecuter.java:632)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 45 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp; nested exception is:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1280)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.mail.Service.connect(Service.java:275)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 48 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.net.UnknownHostException: smtp.example.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:579)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.net.Socket.connect(Socket.java:528)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 51 more&lt;/SPAN&gt;&lt;BR /&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 05 Mar 2015 11:42:18 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193893#M147023</guid>
      <dc:creator>isaacgrods</dc:creator>
      <dc:date>2015-03-05T11:42:18Z</dc:date>
    </item>
    <item>
      <title>Re: Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193894#M147024</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;El error que tienes es este: (en el alfresco.log)&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;PRE class="language-none line-numbers"&gt;&lt;CODE&gt;Caused by: javax.mail.MessagingException: Unknown SMTP host: smtp.example.com;&lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;BR /&gt;&lt;SPAN&gt;Puedes pegarnos aquí la configuración que tienes? &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;P.D.: Un truco, cuando quieras poner código hazlo entre los tags &lt;/SPAN&gt;&lt;PRE class="language-none line-numbers"&gt;&lt;CODE&gt; y &lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;SPAN&gt; (sin espacios) &lt;span class="lia-unicode-emoji" title=":grinning_face_with_big_eyes:"&gt;😃&lt;/span&gt;&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 05 Mar 2015 14:04:00 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193894#M147024</guid>
      <dc:creator>cristinamr</dc:creator>
      <dc:date>2015-03-05T14:04:00Z</dc:date>
    </item>
    <item>
      <title>Re: Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193895#M147025</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Muchas gracias por tu respuesta, CristinaMR&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;La configuración que he realizado ha sido la siguiente:&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;1.- Archivo alfresco-global.properties:&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;### Outbound mail SMTP ###&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.host=smtp.ud-h.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.port=587&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.protocol=smtps&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.smtps.auth=true&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:mail.username=isaac.garcia@ud-h.com" rel="nofollow noopener noreferrer"&gt;mail.username=isaac.garcia@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.password=password&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.encoding=UTF-8&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:mail.from.default=isaac.garcia@ud-h.com" rel="nofollow noopener noreferrer"&gt;mail.from.default=isaac.garcia@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.smtp.starttls.enable=true&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Al final de ese archivo (global-properties)también añado: &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;### Test message when Alfresco starts ###&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.testmessage.send=true&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&lt;A class="jive-link-email-small" href="mailto:mail.testmessage.to=isaac.garcia@ud-h.com" rel="nofollow noopener noreferrer"&gt;mail.testmessage.to=isaac.garcia@ud-h.com&lt;/A&gt;&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.testmessage.subject=Outbound mail from Alfresco, server started.&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;mail.testmessage.text=Outbound SMTP email subsystem is working. Installed on ${dir.root}&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;2.- A continuación, entro en el archivo (alfresco-global) y sustituyo: &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;### E-mail site invitation setting ###&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;notification.email.siteinvite=false&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Por&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;### E-mail site invitation setting ###&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;notification.email.siteinvite=true&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Eso es todo. Evidentemente, ni me llegan los mails (los usuarios están en e-mail contribuitors)una vez arranco Alfresco ni le llegan las invitaciones a los usuarios. Ya no sé ni qué más poder hacer. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Espero más o menos hacerme entender, como te comentaba esta mañana, soy totalmente ignorante en estas cuestiones.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Muchas gracias por tu tiempo y tu ayuda. &lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 05 Mar 2015 17:35:18 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193895#M147025</guid>
      <dc:creator>isaacgrods</dc:creator>
      <dc:date>2015-03-05T17:35:18Z</dc:date>
    </item>
    <item>
      <title>Re: Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193896#M147026</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Puedes ejecutar esto desde tu servidor?&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;PRE class="language-none line-numbers"&gt;&lt;CODE&gt;ping smtp.ud-h.com&lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;BR /&gt;&lt;SPAN&gt;De todas formas, el error de más arriba no concuerda con la configuración que me enseñas, a lo mejor es anterior.&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 05 Mar 2015 19:04:00 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193896#M147026</guid>
      <dc:creator>cristinamr</dc:creator>
      <dc:date>2015-03-05T19:04:00Z</dc:date>
    </item>
    <item>
      <title>Re: Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193897#M147027</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Buenos días, Cristina MR&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;He ejecutado ping smtp.ud-h.com y he aquí el mensaje que me devuelve: &amp;lt;La solicitud de ping no pudo encontrar el host smtp.ud-h.com. Compruebe el nombre y vuelva a intentarlo&amp;gt;. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Paralelamente a ésto, te cuento los "avances" y pruebas que he realizado. En dos ordenadores personales he instalado también Alfresco 4.2.c. Para hacer pruebas sin impactar en la de ud-h.com, he utilizado un post tuyo de este foro donde dabas las instrucciones para configurar desde Gmail. He seguido las indicaciones y configurado tal y como tú mencionas. Y nada, en ninguno de esos dos ordenadores funciona tampoco. Incluso realicé la prueba de abrir un mail en gmail y copiar y pegar tal cual tu configuración: el error que me da al intentar enviar el mensaje es el siguiente: no reconoce el host=smtp.gmail.com&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Con lo cual mi grado de desesperación aumenta con el pasar de los días. No sé qué puedo estar haciendo mal y qué nuevas pruebas podría realizar.&amp;nbsp; Lo curioso es que en las pruebas de Gmail he consultado también el alfresco.log y el catalina.log y no me da ningún tipo de error.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;¿Te sirve de orientación estas pruebas? ¿Qué nuevas vías me puedes decir al respecto?&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Finalmente, también he consultado y seguido los pasos de configuración (a modo de prueba usando cuenta de Gmail) que señala este blog: &lt;/SPAN&gt;&lt;A href="http://www.fegor.com/2011/05/uso-del-correo-electronico-en-alfresco.html" rel="nofollow noopener noreferrer"&gt;http://www.fegor.com/2011/05/uso-del-correo-electronico-en-alfresco.html&lt;/A&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Obviamente, tampoco me ha solucionado el problema, &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Muchas gracias por tus comentarios y aportaciones. Te estoy muy agradecido. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Que tengas buen día. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Isaac &lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Fri, 06 Mar 2015 08:45:20 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193897#M147027</guid>
      <dc:creator>isaacgrods</dc:creator>
      <dc:date>2015-03-06T08:45:20Z</dc:date>
    </item>
    <item>
      <title>Re: Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193898#M147028</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;No desesperes y ten paciencia &lt;span class="lia-unicode-emoji" title=":slightly_smiling_face:"&gt;🙂&lt;/span&gt; &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;PRE class="language-none line-numbers"&gt;&lt;CODE&gt;&amp;lt;La solicitud de ping no pudo encontrar el host smtp.ud-h.com. Compruebe el nombre y vuelva a intentarlo&amp;gt;. &lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;BR /&gt;&lt;SPAN&gt;Eso significa que NO encuentra/no llega la señal a ese host, esto puede deberse a varios problemas. Vamos a intentar averiguar qué es. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;1. Puedes por favor hacer un ping &lt;/SPAN&gt;&lt;A href="http://www.google.com" rel="nofollow noopener noreferrer"&gt;www.google.com&lt;/A&gt;&lt;SPAN&gt; y decirme que te sale? Esta vez, el resultado mételo dentro de los tags &lt;/SPAN&gt;&lt;PRE class="language-none line-numbers"&gt;&lt;CODE&gt; y &lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;SPAN&gt;. &lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;2. Tienes instalado un firewal? &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Espero ambas respuesta.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Un saludo!&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Fri, 06 Mar 2015 14:19:00 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193898#M147028</guid>
      <dc:creator>cristinamr</dc:creator>
      <dc:date>2015-03-06T14:19:00Z</dc:date>
    </item>
    <item>
      <title>Re: Fallo envío de invitaciones Alfresco</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193899#M147029</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Estimada Cristina MR, &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;En primer lugar, por favor disculpa la tardanza en responder a tus consejos. Finalmente, gracias a la inestimable ayuda de un desarrollador, conseguí que funcionase el envío/recepción y aceptación de invitaciones. Tal y como creo que intuías tú, uno de los problemas (aparte de fallos míos en la configuración) fue que el Firewall estaba activo con lo cual impedía la salida de invitaciones. Una vez desactivado el Firewall, las invitaciones han podido realizarse de manera adecuada. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Con lo cual, ese problema fue resuelto de manera satisfactoria. Luego me he encontrado con un problema más gordo, más "estructural", digamos, con el que quiero hacer una consulta en el Foro, buscando la opinión de todos los que sois expertos en Alfresco. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Nuevamente, disculpa la tardanza en contestar. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Agradezco mucho la ayuda que me has brindado. &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Un saludo, &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Isaac &lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 12 Mar 2015 12:32:44 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/fallo-env%C3%ADo-de-invitaciones-alfresco/m-p/193899#M147029</guid>
      <dc:creator>isaacgrods</dc:creator>
      <dc:date>2015-03-12T12:32:44Z</dc:date>
    </item>
  </channel>
</rss>

