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    <title>topic activiti modeler fails creating new process diagram in Alfresco Archive</title>
    <link>https://connect.hyland.com/t5/alfresco-archive/activiti-modeler-fails-creating-new-process-diagram/m-p/93832#M64235</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;The activiti modeler setuped according to &lt;/SPAN&gt;&lt;A href="http://code.google.com/p/signavio-core-components/wiki/InstallationInstructions" rel="nofollow noopener noreferrer"&gt;http://code.google.com/p/signavio-core-components/wiki/InstallationInstructions&lt;/A&gt;&lt;SPAN&gt; and the UTF8 is ok.&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;OS windows7&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Tomcat 6.0.36&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Firefox 16.0.1 / Chrome 22.0.1229.94&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Steps to reproduce:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;The modeler starts-up. &lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Choose New -&amp;gt; Business Process Diagram (BPMN 2.0)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;New tab appears with a never ending running progress for creating new diagram and new diagram is not created&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Tomcat logs:&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;PRE class="language-none line-numbers"&gt;&lt;CODE&gt;&lt;BR /&gt;Imitated creation of reprensentation of type PNG_SMALL&lt;BR /&gt;Failed to return reprensentation of type PNG_SMALL&lt;BR /&gt;Imitated creation of reprensentation of type PNG_SMALL&lt;BR /&gt;Failed to return reprensentation of type PNG_SMALL&lt;BR /&gt;java.lang.NullPointerException&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.signavio.editor.handler.EditorHandler.getJSONString(EditorHandler.java:400)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.signavio.editor.handler.EditorHandler.doGet(EditorHandler.java:108)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.signavio.platform.servlets.DispatcherServlet.dispatch(DispatcherServlet.java:121)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.signavio.platform.servlets.DispatcherServlet.doGet(DispatcherServlet.java:163)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.signavio.platform.filters.ParseParametersFilter.doFilter(ParseParametersFilter.java:88)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.signavio.platform.filters.AuthenticationFilter.doFilter(AuthenticationFilter.java:64)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.signavio.platform.filters.EncodingFilter.doFilter(EncodingFilter.java:67)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.signavio.platform.filters.HandlerFilter.doFilter(HandlerFilter.java:86)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.signavio.platform.filters.RequestExceptionFilter.doFilter(RequestExceptionFilter.java:106)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.googlecode.psiprobe.Tomcat60AgentValve.invoke(Tomcat60AgentValve.java:30)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)&lt;BR /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Thread.run(Thread.java:662)&lt;BR /&gt;&lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;BR /&gt;&lt;SPAN&gt;The same occures both on Windows and on Linux.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Has anybody faced such an issue and how to solve it?&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Fri, 26 Oct 2012 15:47:30 GMT</pubDate>
    <dc:creator>btomas</dc:creator>
    <dc:date>2012-10-26T15:47:30Z</dc:date>
    <item>
      <title>activiti modeler fails creating new process diagram</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/activiti-modeler-fails-creating-new-process-diagram/m-p/93832#M64235</link>
      <description>The activiti modeler setuped according to http://code.google.com/p/signavio-core-components/wiki/InstallationInstructions and the UTF8 is ok.OS windows7Tomcat 6.0.36Firefox 16.0.1 / Chrome 22.0.1229.94Steps to reproduce:The modeler starts-up. Choose New -&amp;gt; Business Process Diagram (BPMN 2.0)New t</description>
      <pubDate>Fri, 26 Oct 2012 15:47:30 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/activiti-modeler-fails-creating-new-process-diagram/m-p/93832#M64235</guid>
      <dc:creator>btomas</dc:creator>
      <dc:date>2012-10-26T15:47:30Z</dc:date>
    </item>
    <item>
      <title>Re: activiti modeler fails creating new process diagram</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/activiti-modeler-fails-creating-new-process-diagram/m-p/93833#M64236</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;We've released a 'beta version' of our new Modeler: download it at &lt;/SPAN&gt;&lt;A href="http://activiti.org/download.html" rel="nofollow noopener noreferrer"&gt;http://activiti.org/download.html&lt;/A&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;That one is much easier to install and run.&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Mon, 29 Oct 2012 13:16:16 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/activiti-modeler-fails-creating-new-process-diagram/m-p/93833#M64236</guid>
      <dc:creator>jbarrez</dc:creator>
      <dc:date>2012-10-29T13:16:16Z</dc:date>
    </item>
    <item>
      <title>Re: activiti modeler fails creating new process diagram</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/activiti-modeler-fails-creating-new-process-diagram/m-p/93834#M64237</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;it works!&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;it is good to know that it'll be supported &lt;/SPAN&gt;&lt;A href="http://bpmn20inaction.blogspot.nl/2012/09/activiti-modeler-getting-started-part-1.html" rel="nofollow noopener noreferrer"&gt;http://bpmn20inaction.blogspot.nl/2012/09/activiti-modeler-getting-started-part-1.html&lt;/A&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Wed, 31 Oct 2012 15:00:55 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/activiti-modeler-fails-creating-new-process-diagram/m-p/93834#M64237</guid>
      <dc:creator>btomas</dc:creator>
      <dc:date>2012-10-31T15:00:55Z</dc:date>
    </item>
    <item>
      <title>Re: activiti modeler fails creating new process diagram</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/activiti-modeler-fails-creating-new-process-diagram/m-p/93835#M64238</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Great to hear!&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Fri, 02 Nov 2012 07:19:27 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/activiti-modeler-fails-creating-new-process-diagram/m-p/93835#M64238</guid>
      <dc:creator>jbarrez</dc:creator>
      <dc:date>2012-11-02T07:19:27Z</dc:date>
    </item>
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