Hi!
I also Always get exceptions whenever I try to *save and close * the instance.
anonymous wrote : 17:06:54,286 ERROR [[FacesServlet]] Servlet.service() for
servlet FacesServlet threw exception
| javax.faces.FacesException: Error calling action method of component with
id taskform:transitionButton
| at
org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:74)
| at javax.faces.component.UICommand.broadcast(UICommand.java:106)
| at
javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:90)
| at
javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:164)
| at
org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:271)
| at
org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86)
| at javax.faces.webapp.FacesServlet.service(FacesServlet.java:94)
| at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
| at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at
org.jbpm.webapp.filter.AuthenticationFilter.doFilter(AuthenticationFilter.java:25)
| at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at
org.jbpm.webapp.filter.PersistenceFilter.doFilter(PersistenceFilter.java:28)
| at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at
org.jbpm.webapp.filter.ContextFilter.doFilter(ContextFilter.java:19)
| at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jbpm.webapp.filter.LogFilter.doFilter(LogFilter.java:38)
| at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:81)
| at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
| at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
| at
org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:39)
| at
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:159)
| at
org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:59)
| at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
| at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
| at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
| at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
| at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
| at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
| at
org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
| at
org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
| at java.lang.Thread.run(Thread.java:595)
| Caused by: javax.faces.el.EvaluationException: Exception while invoking
expression #{taskBean.saveAndClose}
| at
org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:153)
| at
org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:63)
| ... 37 more
| Caused by: org.jbpm.graph.def.DelegationException
| at
org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:299)
| at
org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:293)
| at
org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:195)
| at
org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:149)
| at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:133)
| at org.jbpm.graph.def.Transition.take(Transition.java:79)
| at org.jbpm.graph.def.Node.leave(Node.java:349)
| at org.jbpm.graph.node.StartState.leave(StartState.java:73)
| at org.jbpm.graph.exe.Token.signal(Token.java:127)
| at org.jbpm.graph.exe.Token.signal(Token.java:92)
| at org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:351)
| at org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:274)
| at org.jbpm.webapp.bean.TaskBean.saveAndClose(TaskBean.java:123)
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
| at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
| at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at
org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:129)
| ... 38 more
| Caused by: java.lang.NullPointerException
| at org.jbpm.graph.def.Action.execute(Action.java:79)
| at
org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:186)
| ... 53 more
|
| Thanks!
|
|
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