java.lang.NullPointerException

Stack Overflow | user6008337 | 3 months ago
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    Stack Overflow | 3 months ago | user6008337
    java.lang.NullPointerException
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    javax.faces.FacesException
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    java.lang.NullPointerException
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    NPE when running entityManager.createQuery

    Stack Overflow | 3 years ago | Diomar Rockenbach
    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.sun.faces.flow.FlowCDIContext.flowEntered()
    2. JSF
      ActionListenerImpl.processAction
      1. com.sun.faces.flow.FlowCDIContext.flowEntered(FlowCDIContext.java:423)
      2. com.sun.faces.flow.FlowHandlerImpl.pushFlow(FlowHandlerImpl.java:392)
      3. com.sun.faces.flow.FlowHandlerImpl.transition(FlowHandlerImpl.java:280)
      4. com.sun.faces.application.NavigationHandlerImpl.handleNavigation(NavigationHandlerImpl.java:240)
      5. com.sun.faces.application.NavigationHandlerImpl.handleNavigation(NavigationHandlerImpl.java:183)
      6. com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:132)
      6 frames
    3. JavaEE 7
      UIViewRoot.processDecodes
      1. javax.faces.component.UICommand.broadcast(UICommand.java:315)
      2. javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:790)
      3. javax.faces.component.UIViewRoot.processDecodes(UIViewRoot.java:931)
      3 frames
    4. JSF
      LifecycleImpl.execute
      1. com.sun.faces.lifecycle.ApplyRequestValuesPhase.execute(ApplyRequestValuesPhase.java:78)
      2. com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
      3. com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198)
      3 frames
    5. JavaEE 7
      FacesServlet.service
      1. javax.faces.webapp.FacesServlet.service(FacesServlet.java:658)
      1 frame
    6. Glassfish Core
      StandardPipeline.invoke
      1. org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1682)
      2. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:318)
      3. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:160)
      4. org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:734)
      5. org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:673)
      5 frames
    7. Glassfish
      WebPipeline.invoke
      1. com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:99)
      1 frame
    8. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:174)
      2. org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:416)
      3. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:283)
      3 frames
    9. Kernel Classes
      ContainerMapper.service
      1. com.sun.enterprise.v3.services.impl.ContainerMapper$HttpHandlerCallable.call(ContainerMapper.java:459)
      2. com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:167)
      2 frames
    10. Grizzly Server
      HttpServerFilter.handleRead
      1. org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:206)
      2. org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:180)
      3. org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:235)
      3 frames
    11. Grizzly
      AbstractThreadPool$Worker.run
      1. org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
      2. org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:283)
      3. org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:200)
      4. org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:132)
      5. org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:111)
      6. org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)
      7. org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:536)
      8. org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112)
      9. org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:117)
      10. org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:56)
      11. org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:137)
      12. org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:591)
      13. org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:571)
      13 frames
    12. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame