java.lang.NullPointerException

mobac | jurisra | 6 years ago
  1. 0

    Error on startup

    mobac | 6 years ago | jurisra
    java.lang.NullPointerException
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  3. 0
    Assign onCickListener to imageView in ExpandableListView inside getChildView.
  4. 0
    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 mobac.gui.mapview.JMapViewer.paintComponent()
    2. mobac.gui.mapview
      PreviewMap.paintComponent
      1. mobac.gui.mapview.JMapViewer.paintComponent(JMapViewer.java:305)
      2. mobac.gui.mapview.PreviewMap.paintComponent(PreviewMap.java:199)
      2 frames
    3. Java RT
      EventQueue.dispatchEvent
      1. javax.swing.JComponent.paint(Unknown Source)
      2. javax.swing.JComponent.paintChildren(Unknown Source)
      3. javax.swing.JComponent.paint(Unknown Source)
      4. javax.swing.JLayeredPane.paint(Unknown Source)
      5. javax.swing.JComponent.paintToOffscreen(Unknown Source)
      6. javax.swing.BufferStrategyPaintManager.paint(Unknown Source)
      7. javax.swing.RepaintManager.paint(Unknown Source)
      8. javax.swing.JComponent._paintImmediately(Unknown Source)
      9. javax.swing.JComponent.paintImmediately(Unknown Source)
      10. javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
      11. javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
      12. javax.swing.RepaintManager.seqPaintDirtyRegions(Unknown Source)
      13. javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(Unknown Source)
      14. java.awt.event.InvocationEvent.dispatch(Unknown Source)
      15. java.awt.EventQueue.dispatchEvent(Unknown Source)
      15 frames
    4. mobac.utilities
      GUIExceptionHandler$EventQueueProxy.dispatchEvent
      1. mobac.utilities.GUIExceptionHandler$EventQueueProxy.dispatchEvent(GUIExceptionHandler.java:259)
      1 frame
    5. Java RT
      EventDispatchThread.run
      1. java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
      2. java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
      3. java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
      4. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      5. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      6. java.awt.EventDispatchThread.run(Unknown Source)
      6 frames