java.lang.NullPointerException

Oracle Community | 808758 | 6 years ago
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    Assign onCickListener to imageView in ExpandableListView inside getChildView.
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    The Fragment was destroyed, and getActivity() returned null. Don't destroy the Fragment.

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at oracle.apps.xdo.servlet.XDOServlet.init()
    2. oracle.apps.xdo
      XDOServlet.init
      1. oracle.apps.xdo.servlet.XDOServlet.init(XDOServlet.java:43)
      1 frame
    3. Atmosphere weblogic
      StubSecurityHelper$ServletInitAction.run
      1. weblogic.servlet.internal.StubSecurityHelper$ServletInitAction.run(StubSecurityHelper.java:283)
      1 frame
    4. weblogic.security.acl
      AuthenticatedSubject.doAs
      1. weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
      1 frame
    5. weblogic.security.service
      SecurityManager.runAs
      1. weblogic.security.service.SecurityManager.runAs(Unknown Source)
      1 frame
    6. Atmosphere weblogic
      WebAppModule.start
      1. weblogic.servlet.internal.StubSecurityHelper.createServlet(StubSecurityHelper.java:64)
      2. weblogic.servlet.internal.StubLifecycleHelper.createOneInstance(StubLifecycleHelper.java:58)
      3. weblogic.servlet.internal.StubLifecycleHelper.<init>(StubLifecycleHelper.java:48)
      4. weblogic.servlet.internal.ServletStubImpl.prepareServlet(ServletStubImpl.java:521)
      5. weblogic.servlet.internal.WebAppServletContext.preloadServlet(WebAppServletContext.java:1893)
      6. weblogic.servlet.internal.WebAppServletContext.loadServletsOnStartup(WebAppServletContext.java:1870)
      7. weblogic.servlet.internal.WebAppServletContext.preloadResources(WebAppServletContext.java:1790)
      8. weblogic.servlet.internal.WebAppServletContext.start(WebAppServletContext.java:2999)
      9. weblogic.servlet.internal.WebAppModule.startContexts(WebAppModule.java:1371)
      10. weblogic.servlet.internal.WebAppModule.start(WebAppModule.java:468)
      10 frames
    7. weblogic.application.internal
      ModuleStateDriver$3.next
      1. weblogic.application.internal.flow.ModuleStateDriver$3.next(ModuleStateDriver.java:204)
      1 frame
    8. weblogic.application.utils
      StateMachineDriver.nextState
      1. weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:37)
      1 frame
    9. weblogic.application.internal
      ModuleStateDriver$3.next
      1. weblogic.application.internal.flow.ModuleStateDriver.start(ModuleStateDriver.java:60)
      2. weblogic.application.internal.flow.ScopedModuleDriver.start(ScopedModuleDriver.java:200)
      3. weblogic.application.internal.flow.ModuleListenerInvoker.start(ModuleListenerInvoker.java:117)
      4. weblogic.application.internal.flow.ModuleStateDriver$3.next(ModuleStateDriver.java:204)
      4 frames
    10. weblogic.application.utils
      StateMachineDriver.nextState
      1. weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:37)
      1 frame
    11. weblogic.application.internal
      BaseDeployment$2.next
      1. weblogic.application.internal.flow.ModuleStateDriver.start(ModuleStateDriver.java:60)
      2. weblogic.application.internal.flow.StartModulesFlow.activate(StartModulesFlow.java:27)
      3. weblogic.application.internal.BaseDeployment$2.next(BaseDeployment.java:635)
      3 frames
    12. weblogic.application.utils
      StateMachineDriver.nextState
      1. weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:37)
      1 frame
    13. weblogic.application.internal
      DeploymentStateChecker.activate
      1. weblogic.application.internal.BaseDeployment.activate(BaseDeployment.java:212)
      2. weblogic.application.internal.EarDeployment.activate(EarDeployment.java:16)
      3. weblogic.application.internal.DeploymentStateChecker.activate(DeploymentStateChecker.java:162)
      3 frames
    14. weblogic.deploy.internal
      DeploymentServiceDispatcher.commit
      1. weblogic.deploy.internal.targetserver.AppContainerInvoker.activate(AppContainerInvoker.java:79)
      2. weblogic.deploy.internal.targetserver.operations.AbstractOperation.activate(AbstractOperation.java:569)
      3. weblogic.deploy.internal.targetserver.operations.ActivateOperation.activateDeployment(ActivateOperation.java:140)
      4. weblogic.deploy.internal.targetserver.operations.ActivateOperation.doCommit(ActivateOperation.java:106)
      5. weblogic.deploy.internal.targetserver.operations.StartOperation.doCommit(StartOperation.java:143)
      6. weblogic.deploy.internal.targetserver.operations.AbstractOperation.commit(AbstractOperation.java:323)
      7. weblogic.deploy.internal.targetserver.DeploymentManager.handleDeploymentCommit(DeploymentManager.java:820)
      8. weblogic.deploy.internal.targetserver.DeploymentManager.activateDeploymentList(DeploymentManager.java:1227)
      9. weblogic.deploy.internal.targetserver.DeploymentManager.handleCommit(DeploymentManager.java:436)
      10. weblogic.deploy.internal.targetserver.DeploymentServiceDispatcher.commit(DeploymentServiceDispatcher.java:163)
      10 frames
    15. weblogic.deploy.service
      DeploymentReceiverCallbackDeliverer$2.run
      1. weblogic.deploy.service.internal.targetserver.DeploymentReceiverCallbackDeliverer.doCommitCallback(DeploymentReceiverCallbackDeliverer.java:181)
      2. weblogic.deploy.service.internal.targetserver.DeploymentReceiverCallbackDeliverer.access$100(DeploymentReceiverCallbackDeliverer.java:12)
      3. weblogic.deploy.service.internal.targetserver.DeploymentReceiverCallbackDeliverer$2.run(DeploymentReceiverCallbackDeliverer.java:67)
      3 frames
    16. weblogic.work
      ExecuteThread.run
      1. weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:516)
      2. weblogic.work.ExecuteThread.execute(ExecuteThread.java:201)
      3. weblogic.work.ExecuteThread.run(ExecuteThread.java:173)
      3 frames