topic Error 16000 when trying to talk with AD server in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/error-16000-when-trying-to-talk-with-ad-server/m-p/251907#M205037 <HTML><HEAD></HEAD><BODY><SPAN>Hi, I'm very new to Alfresco. I'm trying to configure Alfresco 4.0.c community (running on Linux) to speak with our AD server, according to the instructions at:</SPAN><BR /><SPAN>&nbsp;&nbsp; </SPAN><A href="http://docs.alfresco.com/4.0/topic/com.alfresco.enterprise.doc/tasks/auth-example-ldap-ad.html" rel="nofollow noopener noreferrer">http://docs.alfresco.com/4.0/topic/com.alfresco.enterprise.doc/tasks/auth-example-ldap-ad.html</A><BR /><BR /><SPAN>When I restart Alfresco, I end up getting an exception as shown below. I'm not sure what else to try… Any suggestions are very welcome.</SPAN><BR /><BR /><SPAN>I've only changed the fields suggested in the link above (to reflect my AD configuration), and left everything else as it was in the template which Alfresco provided.</SPAN><BR /><BR /><SPAN>Is there any way to force verbose logging of the AD LDAP queries/responses, or other suggestions how to debug this?</SPAN><BR /><BR /><SPAN>thanks in advance.</SPAN><BR /><BR /><PRE class="language-none line-numbers"><CODE>11:42:23,755 INFO&nbsp; [org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer] Retrieving all groups from user registry 'ldap1'<BR />11:42:23,790 ERROR [org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer] Synchronization aborted due to error<BR />org.alfresco.repo.security.authentication.AuthenticationException: 00160000 Unable to connect to LDAP Server; check LDAP configuration<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.authentication.ldap.LDAPInitialDirContextFactoryImpl.buildInitialDirContext(LDAPInitialDirContextFactoryImpl.java:123)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.authentication.ldap.LDAPInitialDirContextFactoryImpl.getDefaultIntialDirContext(LDAPInitialDirContextFactoryImpl.java:94)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.authentication.ldap.LDAPInitialDirContextFactoryImpl.getDefaultIntialDirContext(LDAPInitialDirContextFactoryImpl.java:87)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.sync.ldap.LDAPUserRegistry$3.&lt;init&gt;(LDAPUserRegistry.java:670)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.sync.ldap.LDAPUserRegistry.getGroups(LDAPUserRegistry.java:667)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer.syncWithPlugin(ChainingUserRegistrySynchronizer.java:632)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer.synchronize(ChainingUserRegistrySynchronizer.java:435)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer$6.doWork(ChainingUserRegistrySynch<BR />ronizer.java:1650)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.authentication.AuthenticationUtil.runAs(AuthenticationUtil.java:519)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.security.sync.ChainingUserRegistrySynchronizer.onBootstrap(ChainingUserRegistrySy<BR />nchronizer.java:1644)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.springframework.extensions.surf.util.AbstractLifecycleBean.onApplicationEvent(AbstractLifecycleBean.java:56)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:97)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.management.subsystems.ChildApplicationContextFactory$ChildApplicationContext.publishEvent(ChildApplicationContextFactory.java:485)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:911)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:428)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.management.subsystems.ChildApplicationContextFactory$ApplicationContextState.start(ChildApplicationContextFactory.java:685)<BR />…<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE></BODY></HTML> Mon, 16 Jan 2012 23:29:07 GMT ig_nick 2012-01-16T23:29:07Z Error 16000 when trying to talk with AD server https://connect.hyland.com/t5/alfresco-archive/error-16000-when-trying-to-talk-with-ad-server/m-p/251907#M205037 Hi, I'm very new to Alfresco. I'm trying to configure Alfresco 4.0.c community (running on Linux) to speak with our AD server, according to the instructions at:&nbsp;&nbsp; http://docs.alfresco.com/4.0/topic/com.alfresco.enterprise.doc/tasks/auth-example-ldap-ad.htmlWhen I restart Alfresco, I end up getting a Mon, 16 Jan 2012 23:29:07 GMT https://connect.hyland.com/t5/alfresco-archive/error-16000-when-trying-to-talk-with-ad-server/m-p/251907#M205037 ig_nick 2012-01-16T23:29:07Z Re: Error 16000 when trying to talk with AD server https://connect.hyland.com/t5/alfresco-archive/error-16000-when-trying-to-talk-with-ad-server/m-p/251908#M205038 <HTML><HEAD></HEAD><BODY><SPAN>Found the issue. I was missing a directory in the path I had to create, in which to put the 'ldap-ad-authentication.properties' file. I couldn't copy/paste out of the help since the help uses DOS-style backslashes and I'm running on Linux.</SPAN><BR /><BR /><SPAN>It might be helpful to put a slightly more helpful error message when the expected config file isn't found..</SPAN></BODY></HTML> Mon, 16 Jan 2012 23:45:19 GMT https://connect.hyland.com/t5/alfresco-archive/error-16000-when-trying-to-talk-with-ad-server/m-p/251908#M205038 ig_nick 2012-01-16T23:45:19Z