java.lang.NullPointerException

Oracle Community | 807577 | 1 decade ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at javax.swing.plaf.basic.BasicPopupMenuUI$MenuKeyboardHelper.addUIInputMap()
  2. Java RT
    EventDispatchThread.run
    1. javax.swing.plaf.basic.BasicPopupMenuUI$MenuKeyboardHelper.addUIInputMap(BasicPopupMenuUI.java:843)
    2. javax.swing.plaf.basic.BasicPopupMenuUI$MenuKeyboardHelper.stateChanged(BasicPopupMenuUI.java:960)
    3. javax.swing.MenuSelectionManager.fireStateChanged(MenuSelectionManager.java:158)
    4. javax.swing.MenuSelectionManager.setSelectedPath(MenuSelectionManager.java:86)
    5. com.sun.java.swing.plaf.gtk.SynthMenuUI$MouseInputHandler.mousePressed(SynthMenuUI.java:313)
    6. java.awt.Component.processMouseEvent(Component.java:5090)
    7. java.awt.Component.processEvent(Component.java:4890)
    8. java.awt.Container.processEvent(Container.java:1566)
    9. java.awt.Component.dispatchEventImpl(Component.java:3598)
    10. java.awt.Container.dispatchEventImpl(Container.java:1623)
    11. java.awt.Component.dispatchEvent(Component.java:3439)
    12. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3450)
    13. java.awt.LightweightDispatcher.processMouseEvent(Container.java:3162)
    14. java.awt.LightweightDispatcher.dispatchEvent(Container.java:3095)
    15. java.awt.Container.dispatchEventImpl(Container.java:1609)
    16. java.awt.Window.dispatchEventImpl(Window.java:1585)
    17. java.awt.Component.dispatchEvent(Component.java:3439)
    18. java.awt.EventQueue.dispatchEvent(EventQueue.java:450)
    19. java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:197)
    20. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
    21. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:144)
    22. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:136)
    23. java.awt.EventDispatchThread.run(EventDispatchThread.java:99)
    23 frames