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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at sun.awt.windows.WWindowPeer.displayChanged()
  2. Java RT
    EventDispatchThread.pumpEvents
    1. sun.awt.windows.WWindowPeer.displayChanged(Unknown Source)
    2. sun.awt.SunDisplayChanger.notifyListeners(Unknown Source)
    3. sun.awt.Win32GraphicsDevice.displayChanged(Unknown Source)
    4. sun.awt.Win32GraphicsEnvironment.displayChanged(Unknown Source)
    5. sun.awt.windows.WToolkit$4.run(Unknown Source)
    6. java.awt.event.InvocationEvent.dispatch(Unknown Source)
    7. java.awt.EventQueue.dispatchEvent(Unknown Source)
    8. java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)
    9. java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
    10. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
    11. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
    11 frames