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Re: Exception when inspecting process instance variables in jbpm5 Console
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created by <a href="https://community.jboss.org/people/liliana.iovanovici">liliana.iovanovici</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/734539#734539">View the full discussion</a>
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<div class="jive-rendered-content"><p><span>Yes. It seems console try to access: </span><a class="jive-link-external-small" href="http://localhost:8082/gwt-console-server/rs/process/instance/183126/dataset" target="_blank">http://localhost:8082/gwt-console-server/rs/process/instance/183126/dataset</a><span> </span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>And the error is:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>SEVERE: Servlet.service() for servlet Resteasy threw exception</p><p>org.jboss.resteasy.spi.UnhandledException: java.lang.IllegalArgumentException: IOException while loading process instance: null</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.unwrapException(SynchronousDispatcher.java:345)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.handleApplicationException(SynchronousDispatcher.java:321)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.handleException(SynchronousDispatcher.java:214)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.handleInvokerException(SynchronousDispatcher.java:190)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:534)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:496)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:119)</p><p>    at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208)</p><p>    at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55)</p><p>    at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50)</p><p>    at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p>    at org.jboss.bpm.console.server.util.GWTJsonFilter.doFilter(GWTJsonFilter.java:59)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p>    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)</p><p>    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)</p><p>    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:558)</p><p>    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)</p><p>    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)</p><p>    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)</p><p>    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)</p><p>    at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:859)</p><p>    at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:579)</p><p>    at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1555)</p><p>    at java.lang.Thread.run(Thread.java:662)</p><p>Caused by: java.lang.IllegalArgumentException: IOException while loading process instance: null</p><p>    at org.jbpm.persistence.processinstance.ProcessInstanceInfo.getProcessInstance(ProcessInstanceInfo.java:140)</p><p>    at org.jbpm.persistence.processinstance.JPAProcessInstanceManager.getProcessInstance(JPAProcessInstanceManager.java:82)</p><p>    at org.jbpm.process.instance.ProcessRuntimeImpl.getProcessInstance(ProcessRuntimeImpl.java:204)</p><p>    at org.drools.common.AbstractWorkingMemory.getProcessInstance(AbstractWorkingMemory.java:1097)</p><p>    at org.drools.impl.StatefulKnowledgeSessionImpl.getProcessInstance(StatefulKnowledgeSessionImpl.java:283)</p><p>    at org.drools.command.runtime.process.GetProcessInstanceCommand.execute(GetProcessInstanceCommand.java:48)</p><p>    at org.drools.command.runtime.process.GetProcessInstanceCommand.execute(GetProcessInstanceCommand.java:25)</p><p>    at org.drools.command.impl.DefaultCommandService.execute(DefaultCommandService.java:36)</p><p>    at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:345)</p><p>    at org.drools.command.impl.CommandBasedStatefulKnowledgeSession.getProcessInstance(CommandBasedStatefulKnowledgeSession.java:125)</p><p>    at org.jbpm.integration.console.CommandDelegate.getProcessInstanceVariables(CommandDelegate.java:318)</p><p>    at org.jbpm.integration.console.ProcessManagement.getInstanceData(ProcessManagement.java:93)</p><p>    at org.jboss.bpm.console.server.ProcessMgmtFacade.getInstanceData(ProcessMgmtFacade.java:224)</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</p><p>    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</p><p>    at java.lang.reflect.Method.invoke(Method.java:597)</p><p>    at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:140)</p><p>    at org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:255)</p><p>    at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:220)</p><p>    at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:209)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:519)</p><p>    ... 22 more</p><p>Caused by: java.io.EOFException</p><p>    at java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2280)</p><p>    at java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:2749)</p><p>    at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:779)</p><p>    at java.io.ObjectInputStream.<init>(ObjectInputStream.java:279)</p><p>    at org.drools.marshalling.impl.MarshallerReaderContext.<init>(MarshallerReaderContext.java:85)</p><p>    at org.drools.marshalling.impl.MarshallerReaderContext.<init>(MarshallerReaderContext.java:70)</p><p>    at org.jbpm.persistence.processinstance.ProcessInstanceInfo.getProcessInstance(ProcessInstanceInfo.java:128)</p><p>    ... 43 more</p><p>May 9, 2012 5:45:38 PM org.apache.catalina.core.StandardWrapperValve invoke</p><p>SEVERE: Servlet.service() for servlet Resteasy threw exception</p><p>org.jboss.resteasy.spi.UnhandledException: java.lang.IllegalArgumentException: IOException while loading process instance: null</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.unwrapException(SynchronousDispatcher.java:345)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.handleApplicationException(SynchronousDispatcher.java:321)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.handleException(SynchronousDispatcher.java:214)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.handleInvokerException(SynchronousDispatcher.java:190)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:534)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:496)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:119)</p><p>    at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208)</p><p>    at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55)</p><p>    at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50)</p><p>    at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p>    at org.jboss.bpm.console.server.util.GWTJsonFilter.doFilter(GWTJsonFilter.java:59)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p>    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)</p><p>    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)</p><p>    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:558)</p><p>    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)</p><p>    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)</p><p>    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)</p><p>    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)</p><p>    at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:859)</p><p>    at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:579)</p><p>    at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1555)</p><p>    at java.lang.Thread.run(Thread.java:662)</p><p>Caused by: java.lang.IllegalArgumentException: IOException while loading process instance: null</p><p>    at org.jbpm.persistence.processinstance.ProcessInstanceInfo.getProcessInstance(ProcessInstanceInfo.java:140)</p><p>    at org.jbpm.persistence.processinstance.JPAProcessInstanceManager.getProcessInstance(JPAProcessInstanceManager.java:82)</p><p>    at org.jbpm.process.instance.ProcessRuntimeImpl.getProcessInstance(ProcessRuntimeImpl.java:204)</p><p>    at org.drools.common.AbstractWorkingMemory.getProcessInstance(AbstractWorkingMemory.java:1097)</p><p>    at org.drools.impl.StatefulKnowledgeSessionImpl.getProcessInstance(StatefulKnowledgeSessionImpl.java:283)</p><p>    at org.drools.command.runtime.process.GetProcessInstanceCommand.execute(GetProcessInstanceCommand.java:48)</p><p>    at org.drools.command.runtime.process.GetProcessInstanceCommand.execute(GetProcessInstanceCommand.java:25)</p><p>    at org.drools.command.impl.DefaultCommandService.execute(DefaultCommandService.java:36)</p><p>    at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:345)</p><p>    at org.drools.command.impl.CommandBasedStatefulKnowledgeSession.getProcessInstance(CommandBasedStatefulKnowledgeSession.java:125)</p><p>    at org.jbpm.integration.console.CommandDelegate.getProcessInstanceVariables(CommandDelegate.java:318)</p><p>    at org.jbpm.integration.console.ProcessManagement.getInstanceData(ProcessManagement.java:93)</p><p>    at org.jboss.bpm.console.server.ProcessMgmtFacade.getInstanceData(ProcessMgmtFacade.java:224)</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</p><p>    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</p><p>    at java.lang.reflect.Method.invoke(Method.java:597)</p><p>    at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:140)</p><p>    at org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:255)</p><p>    at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:220)</p><p>    at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:209)</p><p>    at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:519)</p><p>    ... 22 more</p><p>Caused by: java.io.EOFException</p><p>    at java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2280)</p><p>    at java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:2749)</p><p>    at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:779)</p><p>    at java.io.ObjectInputStream.<init>(ObjectInputStream.java:279)</p><p>    at org.drools.marshalling.impl.MarshallerReaderContext.<init>(MarshallerReaderContext.java:85)</p><p>    at org.drools.marshalling.impl.MarshallerReaderContext.<init>(MarshallerReaderContext.java:70)</p><p>    at org.jbpm.persistence.processinstance.ProcessInstanceInfo.getProcessInstance(ProcessInstanceInfo.java:128)</p><p>    ... 43 more</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks,</p><p>Liliana</p></div>
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