porblem of identification and assigment
antitrust1982 Jul 3, 2006 4:53 AMHi,
I have create a little portlet which must run the webapp application for beginning. I want to assign ernie to the current actor, so I used jbpmContext.setActorId("ernie"); but when I use this methode I have this error and say me that is a null pointer.
somebody can help me please to understand how can I resolve this error?
I put my code and my error under.
thank you for you help
antitrust1982
my code:
public class CreateProcessInstanceAction extends ActionSupport{ [...] @Override public String execute() throws Exception { System.out.println("#### execute"); System.out.println("Create process instance" ); processDefinition = ProcessDefinition.parseXmlString( "<process-definition name='websale' xmlns='urn:jbpm.org:jpdl-3.1'>"+ "<swimlane name='buyer'/>"+ "<swimlane name='salesman'>"+ "<assignment expression='user(ernie)' />"+ "</swimlane>"+ "<swimlane name='accountant'>"+ "<assignment expression='user(bert)' />"+ "</swimlane>"+ "<swimlane name='shipper'>"+ "<assignment expression='user(grover)' />"+ "</swimlane>"+ "<start-state name='create new web sale order'>"+ "<task swimlane='salesman'>"+ "<controller>"+ "<variable name='item'/>"+ "<variable name='quantity'/>"+ "<variable name='address'/>"+ "</controller>"+ "</task>"+ "<transition to='evaluate web order' />"+ "</start-state>"+ "<task-node name='evaluate web order'>"+ "<task swimlane='salesman'>"+ "<controller>"+ "<variable name='item' access='read'/>"+ "<variable name='quantity' access='read'/>"+ "<variable name='address' access='read'/>"+ "<variable name='comment'/>"+ "</controller>"+ "</task>"+ "<transition name='ok' to='salefork' />"+ "<transition name='more info needed' to='fix web order data' />"+ "</task-node>"+ "<task-node name='fix web order data'>"+ "<task swimlane='salesman'>"+ "<controller>"+ "<variable name='comment' access='read'/>"+ "<variable name='item' />"+ "<variable name='quantity' />"+ "<variable name='address' />"+ "</controller>"+ "</task>"+ "<transition to='evaluate web order' />"+ "</task-node>"+ "<fork name='salefork'>"+ "<transition name='payment' to='wait for money' />"+ "<transition name='shipping' to='ship item' />"+ "</fork>"+ "<task-node name='wait for money'>"+ "<task swimlane='accountant'>"+ "<controller>"+ "<variable name='item' access='read' />"+ "<variable name='quantity' access='read' />"+ "<variable name='address' access='read' />"+ "<variable name='money received' />"+ "</controller>"+ "</task>"+ "<transition to='update books' />"+ "</task-node>"+ "<node name='update books'>"+ "<action class='org.jbpm.websale.UpdateBooks'>"+ "<msg>accountancy application is now informed of the payment</msg>"+ "</action>"+ "<transition to='salejoin' />"+ "</node>"+ "<node name='ship item'>"+ //"<action class='org.jbpm.websale.ShipItem'>"+ //"<swimlaneName>buyer</swimlaneName>"+ //"<msg>${shipper} now ships ${item} to ${address}</msg>"+ // "</action>"+ "<transition to='salejoin' />"+ "</node>"+ "<join name='salejoin'>"+ " <transition to='end' />"+ "</join>"+ "<end-state name='end' />"+ "</process-definition>" ); System.out.println("################## debut jbpm configuration #############"); jbpmConfiguration = JbpmConfiguration.parseXmlString( "<jbpm-configuration>" + // A jbpm-context mechanism separates the jbpm core // engine from the services that jbpm uses from // the environment. " <jbpm-context>" + " <service name='persistence' " + " factory='org.jbpm.persistence.db.DbPersistenceServiceFactory' />" + " </jbpm-context>" + // Also all the resource files that are used by jbpm are // referenced from the jbpm.cfg.xml " <string name='resource.hibernate.cfg.xml' " + " value='hibernate.cfg.xml' />" + " <string name='resource.business.calendar' " + " value='org/jbpm/calendar/jbpm.business.calendar.properties' />" + " <string name='resource.default.modules' " + " value='org/jbpm/graph/def/jbpm.default.modules.properties' />" + " <string name='resource.converter' " + " value='org/jbpm/db/hibernate/jbpm.converter.properties' />" + " <string name='resource.action.types' " + " value='org/jbpm/graph/action/action.types.xml' />" + " <string name='resource.node.types' " + " value='org/jbpm/graph/node/node.types.xml' />" + " <string name='resource.varmapping' " + " value='org/jbpm/context/exe/jbpm.varmapping.xml' />" + "</jbpm-configuration>" ); System.out.println("############# nouvelle instance du process ######################"); ProcessInstance processInstance = new ProcessInstance(processDefinition); System.out.println("################## processinstance(processDefinition)"); JbpmContext jbpmContext = jbpmConfiguration.createJbpmContext(); jbpmContext.setActorId("ernie"); try { jbpmContext.deployProcessDefinition(processDefinition); System.out.println("######### dans le try###########"); [...] } finally { System.out.println("dans finally"); jbpmContext.close(); System.out.println("fermeture du context"); } return SUCCESS; } }
my error:
10:43:38,819 INFO [STDOUT] #### execute 10:43:38,819 INFO [STDOUT] Create process instance 10:43:38,850 INFO [JbpmConfiguration] using jbpm configuration resource 'jbpm.cfg.xml' 10:43:38,944 WARN [JpdlXmlReader] process xml warning: swimlane 'buyer' does not have an assignment 10:43:39,007 WARN [JpdlXmlReader] process xml warning: swimlane 'buyer' does not have an assignment 10:43:39,007 INFO [STDOUT] ################## debut jbpm configuration ############# 10:43:39,007 INFO [STDOUT] ############# nouvelle instance du process ###################### 10:43:39,038 INFO [STDOUT] ################## processinstance(porcessDefinition) 10:43:39,054 ERROR [Jsr168Dispatcher] Could not execute action java.lang.NullPointerException at org.jbpm.JbpmContext.setActorId(JbpmContext.java:459) at com.opensymphony.webwork.portlet.tutorial.CreateProcessInstanceAction.execute(CreateProcessInstanceAction.java:190) 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 com.opensymphony.xwork.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:365) at com.opensymphony.xwork.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:217) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:191) at com.opensymphony.xwork.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:137) at com.opensymphony.xwork.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:81) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:115) at com.opensymphony.xwork.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:81) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.webwork.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:136) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:151) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:100) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:113) at com.opensymphony.webwork.portlet.dispatcher.Jsr168Dispatcher.serviceAction(Jsr168Dispatcher.java:325) at com.opensymphony.webwork.portlet.dispatcher.Jsr168Dispatcher.render(Jsr168Dispatcher.java:210) at org.jboss.portal.portlet.PortletContainer.invokeRender(PortletContainer.java:521) at org.jboss.portal.portlet.PortletContainer.dispatch(PortletContainer.java:433) at org.jboss.portal.server.app.ComponentInvocation.dispatch(ComponentInvocation.java:79) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:140) at org.jboss.portal.core.aspects.component.TransactionInterceptor.invoke(TransactionInterceptor.java:72) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.component.HeaderInterceptor.invoke(HeaderInterceptor.java:50) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.NavigationInterceptor.invoke(NavigationInterceptor.java:76) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.CacheInterceptor.invoke(CacheInterceptor.java:167) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.ModesInterceptor.invoke(ModesInterceptor.java:88) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.WindowStatesInterceptor.invoke(WindowStatesInterceptor.java:87) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.bridge.BridgeInterceptor.invoke(BridgeInterceptor.java:49) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.portlet.aspects.component.SessionPostDispatchInterceptor.invoke(SessionPostDispatchInterceptor.java:65) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.ContextDispatcherInterceptor$InvokeNextCommand.execute(ContextDispatcherInterceptor.java :129) at sun.reflect.GeneratedMethodAccessor202.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.portal.server.servlet.CommandServlet.doGet(CommandServlet.java:101) at javax.servlet.http.HttpServlet.service(HttpServlet.java:697) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:539) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499) at org.jboss.portal.server.app.impl.AbstractRequestContext.include(AbstractRequestContext.java:247) at org.jboss.portal.server.aspects.component.ContextDispatcherInterceptor$1.include(ContextDispatcherInterceptor.java:73) at org.jboss.portal.server.servlet.CommandServlet.include(CommandServlet.java:81) at org.jboss.portal.server.aspects.component.ContextDispatcherInterceptor.invoke(ContextDispatcherInterceptor.java:79) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.portlet.aspects.component.SessionPreDispatchInterceptor.invoke(SessionPreDispatchInterceptor.java:94) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.ContextTrackerInterceptor.invoke(ContextTrackerInterceptor.java:49) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.portlet.aspects.component.SecureTransportInterceptor.invoke(SecureTransportInterceptor.java:69) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.portlet.aspects.component.ValveInterceptor.invoke(ValveInterceptor.java:64) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.invocation.Invocation.invoke(Invocation.java:175) at org.jboss.portal.core.command.RenderWindowCommand.execute(RenderWindowCommand.java:84) at org.jboss.portal.core.command.ControllerCommand.dispatch(ControllerCommand.java:78) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:140) at org.jboss.portal.core.aspects.controller.EventBroadcasterInterceptor.invoke(EventBroadcasterInterceptor.java:85) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.PolicyEnforcementInterceptor.invoke(PolicyEnforcementInterceptor.java:168) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.PortalNodeInterceptor.invoke(PortalNodeInterceptor.java:61) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.NavigationInterceptor.invoke(NavigationInterceptor.java:68) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.invocation.Invocation.invoke(Invocation.java:175) at org.jboss.portal.core.command.CommandContext.execute(CommandContext.java:107) at org.jboss.portal.core.command.CommandContext.chain(CommandContext.java:141) at org.jboss.portal.core.command.RenderPageCommand.renderPortlets(RenderPageCommand.java:231) at org.jboss.portal.core.command.RenderPageCommand.execute(RenderPageCommand.java:164) at org.jboss.portal.core.command.ControllerCommand.dispatch(ControllerCommand.java:78) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:140) at org.jboss.portal.core.aspects.controller.EventBroadcasterInterceptor.invoke(EventBroadcasterInterceptor.java:85) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.PolicyEnforcementInterceptor.invoke(PolicyEnforcementInterceptor.java:168) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.PortalNodeInterceptor.invoke(PortalNodeInterceptor.java:61) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.NavigationInterceptor.invoke(NavigationInterceptor.java:58) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.invocation.Invocation.invoke(Invocation.java:175) at org.jboss.portal.core.command.CommandContext.execute(CommandContext.java:107) at org.jboss.portal.core.command.ExecutionContext.execute(ExecutionContext.java:93) at org.jboss.portal.core.command.ExecutionContext.execute(ExecutionContext.java:151) at org.jboss.portal.core.command.ExecutionContext.execute(ExecutionContext.java:77) at org.jboss.portal.core.CoreController.handle(CoreController.java:190) at sun.reflect.GeneratedMethodAccessor175.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80) at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:118) at org.jboss.mx.server.Invocation.invoke(Invocation.java:74) at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:127) at org.jboss.mx.server.Invocation.invoke(Invocation.java:74) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644) at org.jboss.mx.util.JMXInvocationHandler.invoke(JMXInvocationHandler.java:273) at $Proxy133.handle(Unknown Source) at org.jboss.portal.server.ServerInvocation.dispatch(ServerInvocation.java:76) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:140) at org.jboss.portal.core.aspects.server.SubjectAssociationInterceptor.invoke(SubjectAssociationInterceptor.java:47) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.server.PolicyAssociationInterceptor.invoke(PolicyAssociationInterceptor.java:52) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.server.ContentTypeInterceptor.invoke(ContentTypeInterceptor.java:68) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.server.LocaleInterceptor.invoke(LocaleInterceptor.java:69) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.server.UserInterceptor.invoke(UserInterceptor.java:184) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.server.SessionInvalidatorInterceptor.invoke(SessionInvalidatorInterceptor.java:87) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.server.TransactionInterceptor.invoke(TransactionInterceptor.java:75) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.invocation.Invocation.invoke(Invocation.java:175) at org.jboss.portal.server.servlet.PortalServlet.doGet(PortalServlet.java:221) at javax.servlet.http.HttpServlet.service(HttpServlet.java:697) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) 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.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:407) 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) 10:43:39,085 ERROR [Jsr168Dispatcher] The portlet threw an exception javax.portlet.PortletException: Error executing action processInstance at com.opensymphony.webwork.portlet.dispatcher.Jsr168Dispatcher.serviceAction(Jsr168Dispatcher.java:339) at com.opensymphony.webwork.portlet.dispatcher.Jsr168Dispatcher.render(Jsr168Dispatcher.java:210) at org.jboss.portal.portlet.PortletContainer.invokeRender(PortletContainer.java:521) at org.jboss.portal.portlet.PortletContainer.dispatch(PortletContainer.java:433) at org.jboss.portal.server.app.ComponentInvocation.dispatch(ComponentInvocation.java:79) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:140) at org.jboss.portal.core.aspects.component.TransactionInterceptor.invoke(TransactionInterceptor.java:72) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.component.HeaderInterceptor.invoke(HeaderInterceptor.java:50) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.NavigationInterceptor.invoke(NavigationInterceptor.java:76) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.CacheInterceptor.invoke(CacheInterceptor.java:167) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.ModesInterceptor.invoke(ModesInterceptor.java:88) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.WindowStatesInterceptor.invoke(WindowStatesInterceptor.java:87) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.bridge.BridgeInterceptor.invoke(BridgeInterceptor.java:49) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.portlet.aspects.component.SessionPostDispatchInterceptor.invoke(SessionPostDispatchInterceptor.java:65) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.ContextDispatcherInterceptor$InvokeNextCommand.execute(ContextDispatcherInterceptor.java :129) at sun.reflect.GeneratedMethodAccessor202.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.portal.server.servlet.CommandServlet.doGet(CommandServlet.java:101) at javax.servlet.http.HttpServlet.service(HttpServlet.java:697) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:539) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499) at org.jboss.portal.server.app.impl.AbstractRequestContext.include(AbstractRequestContext.java:247) at org.jboss.portal.server.aspects.component.ContextDispatcherInterceptor$1.include(ContextDispatcherInterceptor.java:73) at org.jboss.portal.server.servlet.CommandServlet.include(CommandServlet.java:81) at org.jboss.portal.server.aspects.component.ContextDispatcherInterceptor.invoke(ContextDispatcherInterceptor.java:79) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.portlet.aspects.component.SessionPreDispatchInterceptor.invoke(SessionPreDispatchInterceptor.java:94) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.component.ContextTrackerInterceptor.invoke(ContextTrackerInterceptor.java:49) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.portlet.aspects.component.SecureTransportInterceptor.invoke(SecureTransportInterceptor.java:69) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.portlet.aspects.component.ValveInterceptor.invoke(ValveInterceptor.java:64) at org.jboss.portal.server.app.ComponentInterceptor.invoke(ComponentInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.invocation.Invocation.invoke(Invocation.java:175) at org.jboss.portal.core.command.RenderWindowCommand.execute(RenderWindowCommand.java:84) at org.jboss.portal.core.command.ControllerCommand.dispatch(ControllerCommand.java:78) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:140) at org.jboss.portal.core.aspects.controller.EventBroadcasterInterceptor.invoke(EventBroadcasterInterceptor.java:85) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.PolicyEnforcementInterceptor.invoke(PolicyEnforcementInterceptor.java:168) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.PortalNodeInterceptor.invoke(PortalNodeInterceptor.java:61) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.NavigationInterceptor.invoke(NavigationInterceptor.java:68) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.invocation.Invocation.invoke(Invocation.java:175) at org.jboss.portal.core.command.CommandContext.execute(CommandContext.java:107) at org.jboss.portal.core.command.CommandContext.chain(CommandContext.java:141) at org.jboss.portal.core.command.RenderPageCommand.renderPortlets(RenderPageCommand.java:231) at org.jboss.portal.core.command.RenderPageCommand.execute(RenderPageCommand.java:164) at org.jboss.portal.core.command.ControllerCommand.dispatch(ControllerCommand.java:78) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:140) at org.jboss.portal.core.aspects.controller.EventBroadcasterInterceptor.invoke(EventBroadcasterInterceptor.java:85) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.PolicyEnforcementInterceptor.invoke(PolicyEnforcementInterceptor.java:168) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.PortalNodeInterceptor.invoke(PortalNodeInterceptor.java:61) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.controller.NavigationInterceptor.invoke(NavigationInterceptor.java:58) at org.jboss.portal.core.command.CommandInterceptor.invoke(CommandInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.invocation.Invocation.invoke(Invocation.java:175) at org.jboss.portal.core.command.CommandContext.execute(CommandContext.java:107) at org.jboss.portal.core.command.ExecutionContext.execute(ExecutionContext.java:93) at org.jboss.portal.core.command.ExecutionContext.execute(ExecutionContext.java:151) at org.jboss.portal.core.command.ExecutionContext.execute(ExecutionContext.java:77) at org.jboss.portal.core.CoreController.handle(CoreController.java:190) at sun.reflect.GeneratedMethodAccessor175.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141) at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80) at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:118) at org.jboss.mx.server.Invocation.invoke(Invocation.java:74) at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:127) at org.jboss.mx.server.Invocation.invoke(Invocation.java:74) at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245) at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644) at org.jboss.mx.util.JMXInvocationHandler.invoke(JMXInvocationHandler.java:273) at $Proxy133.handle(Unknown Source) at org.jboss.portal.server.ServerInvocation.dispatch(ServerInvocation.java:76) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:140) at org.jboss.portal.core.aspects.server.SubjectAssociationInterceptor.invoke(SubjectAssociationInterceptor.java:47) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.server.PolicyAssociationInterceptor.invoke(PolicyAssociationInterceptor.java:52) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.server.ContentTypeInterceptor.invoke(ContentTypeInterceptor.java:68) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.server.LocaleInterceptor.invoke(LocaleInterceptor.java:69) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.server.UserInterceptor.invoke(UserInterceptor.java:184) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.aspects.server.SessionInvalidatorInterceptor.invoke(SessionInvalidatorInterceptor.java:87) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.core.aspects.server.TransactionInterceptor.invoke(TransactionInterceptor.java:75) at org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38) at org.jboss.portal.server.invocation.Invocation.invokeNext(Invocation.java:130) at org.jboss.portal.server.invocation.Invocation.invoke(Invocation.java:175) at org.jboss.portal.server.servlet.PortalServlet.doGet(PortalServlet.java:221) at javax.servlet.http.HttpServlet.service(HttpServlet.java:697) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) 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.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:407) 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: java.lang.NullPointerException at org.jbpm.JbpmContext.setActorId(JbpmContext.java:459) at com.opensymphony.webwork.portlet.tutorial.CreateProcessInstanceAction.execute(CreateProcessInstanceAction.java:190) 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 com.opensymphony.xwork.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:365) at com.opensymphony.xwork.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:217) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:191) at com.opensymphony.xwork.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:137) at com.opensymphony.xwork.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:81) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:115) at com.opensymphony.xwork.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:81) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.webwork.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:136) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:151) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:100) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:189) at com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:113) at com.opensymphony.webwork.portlet.dispatcher.Jsr168Dispatcher.serviceAction(Jsr168Dispatcher.java:325) ... 160 more