topic deployed process diagram is not getting displayed in explorer in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/deployed-process-diagram-is-not-getting-displayed-in-explorer/m-p/178162#M131292 <HTML><HEAD></HEAD><BODY><BR /><SPAN>For some of the deployed processes, explorer is not displaying process diagram &amp; also process instance diagram for that process. Have noticed following error stack trace in server console when I click the process name under deployed processes tab. </SPAN><BR /><BR /><BR /><SPAN>15:13:30,674 INFO&nbsp; [org.restlet.Component.LogService] (http-/0.0.0.0:8080-17) 2014-09-19&nbsp;&nbsp;&nbsp;15:13:30&nbsp;&nbsp;&nbsp;127.0.0.1&nbsp;&nbsp;&nbsp;-&nbsp;&nbsp;&nbsp;127.0.0.1&nbsp;&nbsp;&nbsp;8080&nbsp;&nbsp;&nbsp;GET&nbsp;&nbsp;&nbsp;/activiti-explorer/service/process-definition/LoanApprovalPOC:19:89395/diagram-layout&nbsp;&nbsp;&nbsp;callback=jQuery17104349532149017852_1411119810612&amp;_=1411119810648&nbsp;&nbsp;&nbsp;200&nbsp;&nbsp;&nbsp;153&nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&nbsp;13&nbsp;&nbsp;&nbsp;</SPAN><A href="http://localhost:8080" rel="nofollow noopener noreferrer">http://localhost:8080</A><SPAN>&nbsp;&nbsp;&nbsp;Mozilla/5.0 (Windows NT 6.2; WOW64; rv:29.0) Gecko/20100101 Firefox/29.0&nbsp;&nbsp;&nbsp;</SPAN><A href="http://localhost:8080/activiti-explorer/diagram-viewer/index.html?processDefinitionId=LoanApprovalPOC:19:89395" rel="nofollow noopener noreferrer">http://localhost:8080/activiti-explorer/diagram-viewer/index.html?processDefinitionId=LoanApprovalPOC:19:89395</A><BR /><SPAN>15:13:36,383 INFO&nbsp; [org.restlet.Component.LogService] (http-/0.0.0.0:8080-17) 2014-09-19&nbsp;&nbsp;&nbsp;15:13:36&nbsp;&nbsp;&nbsp;127.0.0.1&nbsp;&nbsp;&nbsp;-&nbsp;&nbsp;&nbsp;127.0.0.1&nbsp;&nbsp;&nbsp;8080&nbsp;&nbsp;&nbsp;GET&nbsp;&nbsp;&nbsp;/activiti-explorer/service/process-definition/RemoveProcess:5:43411/diagram-layout&nbsp;&nbsp;&nbsp;callback=jQuery17109248014485643329_1411119816291&amp;_=1411119816347&nbsp;&nbsp;&nbsp;200&nbsp;&nbsp;&nbsp;2973&nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&nbsp;10&nbsp;&nbsp;&nbsp;</SPAN><A href="http://localhost:8080" rel="nofollow noopener noreferrer">http://localhost:8080</A><SPAN>&nbsp;&nbsp;&nbsp;Mozilla/5.0 (Windows NT 6.2; WOW64; rv:29.0) Gecko/20100101 Firefox/29.0&nbsp;&nbsp;&nbsp;</SPAN><A href="http://localhost:8080/activiti-explorer/diagram-viewer/index.html?processDefinitionId=RemoveProcess:5:43411&amp;processInstanceId=43412" rel="nofollow noopener noreferrer">http://localhost:8080/activiti-explorer/diagram-viewer/index.html?processDefinitionId=RemoveProcess:5:43411&amp;processInstanceId=43412</A><BR /><SPAN>15:13:36,778 INFO&nbsp; [org.restlet.Component.LogService] (http-/0.0.0.0:8080-17) 2014-09-19&nbsp;&nbsp;&nbsp;15:13:36&nbsp;&nbsp;&nbsp;127.0.0.1&nbsp;&nbsp;&nbsp;-&nbsp;&nbsp;&nbsp;127.0.0.1&nbsp;&nbsp;&nbsp;8080&nbsp;&nbsp;&nbsp;GET&nbsp;&nbsp;&nbsp;/activiti-explorer/service/process-instance/43412/highlights&nbsp;&nbsp;&nbsp;callback=jQuery17109248014485643329_1411119816292&amp;_=1411119816603&nbsp;&nbsp;&nbsp;200&nbsp;&nbsp;&nbsp;444&nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&nbsp;21&nbsp;&nbsp;&nbsp;</SPAN><A href="http://localhost:8080" rel="nofollow noopener noreferrer">http://localhost:8080</A><SPAN>&nbsp;&nbsp;&nbsp;Mozilla/5.0 (Windows NT 6.2; WOW64; rv:29.0) Gecko/20100101 Firefox/29.0&nbsp;&nbsp;&nbsp;</SPAN><A href="http://localhost:8080/activiti-explorer/diagram-viewer/index.html?processDefinitionId=RemoveProcess:5:43411&amp;processInstanceId=43412" rel="nofollow noopener noreferrer">http://localhost:8080/activiti-explorer/diagram-viewer/index.html?processDefinitionId=RemoveProcess:5:43411&amp;processInstanceId=43412</A><BR /><SPAN>15:13:37,145 WARNING [org.restlet.Component.ExplorerRestApplication] (http-/0.0.0.0:8080-17) Exception or error caught in server resource: Internal Server Error (500) - The server encountered an unexpected condition which prevented it from fulfilling the request</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.resource.ServerResource.doHandle(ServerResource.java:517) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.resource.ServerResource.get(ServerResource.java:707) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.resource.ServerResource.doHandle(ServerResource.java:589) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.resource.ServerResource.doNegotiatedHandle(ServerResource.java:649) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.resource.ServerResource.doConditionalHandle(ServerResource.java:348) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.resource.ServerResource.handle(ServerResource.java:952) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.resource.Finder.handle(Finder.java:246) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.doHandle(Filter.java:159) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.handle(Filter.java:206) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Router.doHandle(Router.java:431) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Router.handle(Router.java:648) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.doHandle(Filter.java:159) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.handle(Filter.java:206) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.doHandle(Filter.java:159) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.handle(Filter.java:206) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.doHandle(Filter.java:159) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.handle(Filter.java:206) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.doHandle(Filter.java:159) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.engine.application.StatusFilter.doHandle(StatusFilter.java:155) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.handle(Filter.java:206) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.doHandle(Filter.java:159) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.handle(Filter.java:206) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.engine.CompositeHelper.handle(CompositeHelper.java:211) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.engine.application.ApplicationHelper.handle(ApplicationHelper.java:84) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.Application.handle(Application.java:381) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.doHandle(Filter.java:159) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.handle(Filter.java:206) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Router.doHandle(Router.java:431) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Router.handle(Router.java:648) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.doHandle(Filter.java:159) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.handle(Filter.java:206) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Router.doHandle(Router.java:431) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Router.handle(Router.java:648) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.doHandle(Filter.java:159) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.routing.Filter.handle(Filter.java:206) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.engine.CompositeHelper.handle(CompositeHelper.java:211) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.Component.handle(Component.java:392) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.Server.handle(Server.java:516) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.engine.ServerHelper.handle(ServerHelper.java:72) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.engine.adapter.HttpServerHelper.handle(HttpServerHelper.java:152) [org.restlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.ext.servlet.ServerServlet.service(ServerServlet.java:1089) [org.restlet.ext.servlet-2.1.4.jar:]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [jboss-servlet-api_3.0_spec-1.0.2.Final-redhat-1.jar:1.0.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:295) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.activiti.explorer.filter.ExplorerFilter.doFilter(ExplorerFilter.java:44) [activiti-explorer-5.15.1.jar:5.15.1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:246) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:149) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:169) [jboss-as-web-7.3.0.Final-redhat-14.jar:7.3.0.Final-redhat-14]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:145) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:97) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:102) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:336) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:653) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:920) [jbossweb-7.2.2.Final-redhat-1.jar:7.2.2.Final-redhat-1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at java.lang.Thread.run(Thread.java:744) [rt.jar:1.7.0_51]</SPAN><BR /><SPAN>Caused by: java.lang.NullPointerException</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.activiti.rest.diagram.services.ProcessDefinitionDiagramLayoutResource.getActivity(ProcessDefinitionDiagramLayoutResource.java:440) [activiti-diagram-rest-5.15.1.jar:5.15.1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.activiti.rest.diagram.services.ProcessDefinitionDiagramLayoutResource.getDiagram(ProcessDefinitionDiagramLayoutResource.java:203) [activiti-diagram-rest-5.15.1.jar:5.15.1]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at sun.reflect.GeneratedMethodAccessor893.invoke(Unknown Source) [:1.7.0_51]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.7.0_51]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at java.lang.reflect.Method.invoke(Method.java:606) [rt.jar:1.7.0_51]</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;at org.restlet.resource.ServerResource.doHandle(ServerResource.java:506) [org.restlet-2.1.4.jar:]</SPAN></BODY></HTML> Fri, 19 Sep 2014 09:59:21 GMT penusila611621 2014-09-19T09:59:21Z deployed process diagram is not getting displayed in explorer https://connect.hyland.com/t5/alfresco-archive/deployed-process-diagram-is-not-getting-displayed-in-explorer/m-p/178162#M131292 For some of the deployed processes, explorer is not displaying process diagram &amp; also process instance diagram for that process. Have noticed following error stack trace in server console when I click the process name under deployed processes tab. 15:13:30,674 INFO&nbsp; [org.restlet.Component.LogSer Fri, 19 Sep 2014 09:59:21 GMT https://connect.hyland.com/t5/alfresco-archive/deployed-process-diagram-is-not-getting-displayed-in-explorer/m-p/178162#M131292 penusila611621 2014-09-19T09:59:21Z Re: deployed process diagram is not getting displayed in explorer https://connect.hyland.com/t5/alfresco-archive/deployed-process-diagram-is-not-getting-displayed-in-explorer/m-p/178163#M131293 <HTML><HEAD></HEAD><BODY><SPAN>Could you post process definition.</SPAN><BR /><BR /><SPAN>Regards</SPAN><BR /><SPAN>Martin</SPAN></BODY></HTML> Fri, 26 Sep 2014 07:07:15 GMT https://connect.hyland.com/t5/alfresco-archive/deployed-process-diagram-is-not-getting-displayed-in-explorer/m-p/178163#M131293 martin_grofcik 2014-09-26T07:07:15Z Re: deployed process diagram is not getting displayed in explorer https://connect.hyland.com/t5/alfresco-archive/deployed-process-diagram-is-not-getting-displayed-in-explorer/m-p/178164#M131294 <HTML><HEAD></HEAD><BODY><SPAN>Could you elaborate on your problem: what are you trying to do? What is failing?</SPAN></BODY></HTML> Thu, 02 Oct 2014 11:19:35 GMT https://connect.hyland.com/t5/alfresco-archive/deployed-process-diagram-is-not-getting-displayed-in-explorer/m-p/178164#M131294 haider01 2014-10-02T11:19:35Z