java.lang.NullPointerException

Oracle Community | 3004 | 1 decade ago
tip
Your exception is missing from the Samebug knowledge base.
Here are the best solutions we found on the Internet.
Click on the to mark the helpful solution and get rewards for you help.
  1. 0

    AppXRay Explorer window not working (build 339)

    Oracle Community | 1 decade ago | 3004
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.m7.wide.jstudio.appexplorer.ArtifactController.reload()
    2. com.m7.wide
      AppExplorerTreeViewer.open
      1. com.m7.wide.jstudio.appexplorer.ArtifactController.reload(UnknownSource)
      2. com.m7.wide.eclipse.jstudio.appexplorer.AppExplorerTreeViewer.open(UnknownSource)
      2 frames
    3. JFace
      StructuredViewer$2.run
      1. org.eclipse.jface.viewers.StructuredViewer$2.run(StructuredViewer.java:429)
      1 frame
    4. Eclipse Core
      Platform.run
      1. org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java:616)
      2. org.eclipse.core.runtime.Platform.run(Platform.java:747)
      2 frames
    5. JFace
      OpenStrategy$1.handleEvent
      1. org.eclipse.jface.viewers.StructuredViewer.fireOpen(StructuredViewer.java:427)
      2. org.eclipse.jface.viewers.StructuredViewer.handleOpen(StructuredViewer.java:635)
      3. org.eclipse.jface.viewers.StructuredViewer$6.handleOpen(StructuredViewer.java:731)
      4. org.eclipse.jface.util.OpenStrategy.fireOpenEvent(OpenStrategy.java:211)
      5. org.eclipse.jface.util.OpenStrategy.access$2(OpenStrategy.java:206)
      6. org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:238)
      6 frames
    6. RWT
      Display.readAndDispatch
      1. org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:82)
      2. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:796)
      3. org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:2772)
      4. org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2431)
      4 frames
    7. Eclipse UI
      Workbench.createAndRunWorkbench
      1. org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1377)
      2. org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1348)
      3. org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:254)
      3 frames
    8. Eclipse UI
      IDEApplication.run
      1. org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:141)
      2. org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:96)
      2 frames
    9. Eclipse Core
      PlatformActivator$1.run
      1. org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:335)
      1 frame
    10. Eclipse OSGi
      EclipseStarter.run
      1. org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:273)
      2. org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:129)
      2 frames
    11. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
      4. java.lang.reflect.Method.invoke(Unknown Source)
      4 frames
    12. Equinox
      Main$3.run
      1. org.eclipse.core.launcher.Main.basicRun(Main.java:183)
      2. org.eclipse.core.launcher.Main.run(Main.java:659)
      3. org.eclipse.core.launcher.Main.eclipse_main(Main.java:628)
      4. org.eclipse.core.launcher.Main$3.run(Main.java:638)
      4 frames
    13. Java RT
      EventDispatchThread.run
      1. java.awt.event.InvocationEvent.dispatch(Unknown Source)
      2. java.awt.EventQueue.dispatchEvent(Unknown Source)
      3. java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)
      4. java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
      5. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      6. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      7. java.awt.EventDispatchThread.run(Unknown Source)
      7 frames