[jboss-user] [JBoss jBPM] - Re: Stale state problem kills process instance?

msandoz do-not-reply at jboss.com
Thu Jul 26 17:59:52 EDT 2007


I was continuing to simplify this case and took out first one node and then the other - resulting in:


  | Start
  |    |
  | Fork
  |    |
  | Join
  |    |
  |  End
  | 

and am continuing to have the same error. So far, flows with no fork seem to work. 

These are other related results:

S=start;F=Fork;FA=asynch fork;N=node;NA=asynch node;J=join;E=end

  | S--F--J--E    STALE
  | S--FA--J--E  NO ERROR
  | S--F--N--J--E  STALE
  | S--FA--N--J--E NO ERROR
  | S--FA--(N1, N2)--J--E  NPE as below
  | S--FA--(NA1, NA2)--J--E  NPE as below
  | 

  | HTTP Status 500 -
  | 
  | type Exception report
  | 
  | message
  | 
  | description The server encountered an internal error () that prevented it from fulfilling this request.
  | 
  | exception
  | 
  | javax.servlet.ServletException
  | 	javax.faces.webapp.FacesServlet.service(FacesServlet.java:256)
  | 	org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  | 
  | root cause
  | 
  | java.lang.NullPointerException
  | 	java.lang.String.compareTo(String.java:998)
  | 	java.lang.String.compareTo(String.java:90)
  | 	org.jboss.gravel.data.action.SortActionListener$ELComparator.compare(SortActionListener.java:144)
  | 	java.util.Arrays.mergeSort(Arrays.java:1284)
  | 	java.util.Arrays.sort(Arrays.java:1223)
  | 	java.util.Collections.sort(Collections.java:159)
  | 	edu.emory.mathcs.backport.java.util.Collections.sort(Collections.java:31)
  | 	org.jboss.gravel.data.action.SortActionListener.processAction(SortActionListener.java:83)
  | 	javax.faces.event.ActionEvent.processListener(ActionEvent.java:77)
  | 	javax.faces.component.UIComponentBase.broadcast(UIComponentBase.java:758)
  | 	javax.faces.component.UICommand.broadcast(UICommand.java:368)
  | 	org.jboss.gravel.action.handler.ResponseActionsHandler.onComponentPopulated(ResponseActionsHandler.java:24)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:180)
  | 	com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169)
  | 	com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169)
  | 	org.jboss.gravel.common.handler.CollectionHandler.applyNextHandler(CollectionHandler.java:155)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169)
  | 	com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169)
  | 	com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169)
  | 	com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
  | 	com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
  | 	com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:248)
  | 	com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:294)
  | 	com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:273)
  | 	com.sun.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:143)
  | 	com.sun.facelets.tag.ui.DecorateHandler.apply(DecorateHandler.java:105)
  | 	com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169)
  | 	com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314)
  | 	com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169)
  | 	com.sun.facelets.tag.ui.DefineHandler.apply(DefineHandler.java:58)
  | 	com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:128)
  | 	com.sun.facelets.impl.DefaultFaceletContext$TemplateManager.apply(DefaultFaceletContext.java:306)
  | 	com.sun.facelets.impl.DefaultFaceletContext.includeDefinition(DefaultFaceletContext.java:279)
  | 	com.sun.facelets.tag.ui.InsertHandler.apply(InsertHandler.java:68)
  | 	com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  | 	com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
  | 	com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  | 	com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
  | 	com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:248)
  | 	com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:294)
  | 	com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:273)
  | 	com.sun.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:143)
  | 	com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:113)
  | 	com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
  | 	com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
  | 	com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:248)
  | 	com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:294)
  | 	com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:273)
  | 	com.sun.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:143)
  | 	com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:113)
  | 	com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
  | 	com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
  | 	com.sun.facelets.impl.DefaultFacelet.apply(DefaultFacelet.java:95)
  | 	com.sun.facelets.FaceletViewHandler.buildView(FaceletViewHandler.java:503)
  | 	com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:546)
  | 	javax.faces.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:178)
  | 	com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106)
  | 	com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:248)
  | 	com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144)
  | 	javax.faces.webapp.FacesServlet.service(FacesServlet.java:245)
  | 	org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  | 
  | note The full stack trace of the root cause is available in the Apache Tomcat/5.5.20 logs.
  | Apache Tomcat/5.5.20
  | 

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