java.lang.NullPointerException

Oracle Community | 807587 | 1 decade ago
  1. 0

    swing Browser Problem

    Oracle Community | 1 decade ago | 807587
    java.lang.NullPointerException
  2. 0

    Jpanel problem

    Oracle Community | 1 decade ago | 807587
    java.lang.NullPointerException
  3. 0
    Assign onCickListener to imageView in ExpandableListView inside getChildView.
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  5. 0
    The Fragment was destroyed, and getActivity() returned null. Don't destroy the Fragment.
  6. 0

    Android: Saving Map State in Google map

    Stack Overflow | 1 year ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at Browser.actionPerformed()
    2. Unknown
      Browser.actionPerformed
      1. Browser.actionPerformed(Browser.java:66)
      1 frame
    3. Java RT
      EventDispatchThread.run
      1. javax.swing.JTextField.fireActionPerformed(JTextField.java:491)
      2. javax.swing.JTextField.postActionEvent(JTextField.java:672)
      3. javax.swing.JTextField$NotifyAction.actionPerformed(JTextField.java:786)
      4. javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1530)
      5. javax.swing.JComponent.processKeyBinding(JComponent.java:2438)
      6. javax.swing.JComponent.processKeyBindings(JComponent.java:2473)
      7. javax.swing.JComponent.processKeyEvent(JComponent.java:2401)
      8. java.awt.Component.processEvent(Component.java:4909)
      9. java.awt.Container.processEvent(Container.java:1569)
      10. java.awt.Component.dispatchEventImpl(Component.java:3615)
      11. java.awt.Container.dispatchEventImpl(Container.java:1627)
      12. java.awt.Component.dispatchEvent(Component.java:3477)
      13. java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1713)
      14. java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:627)
      15. java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:831)
      16. java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:741)
      17. java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:592)
      18. java.awt.Component.dispatchEventImpl(Component.java:3506)
      19. java.awt.Container.dispatchEventImpl(Container.java:1627)
      20. java.awt.Window.dispatchEventImpl(Window.java:1606)
      21. java.awt.Component.dispatchEvent(Component.java:3477)
      22. java.awt.EventQueue.dispatchEvent(EventQueue.java:456)
      23. java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201)
      24. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151)
      25. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145)
      26. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137)
      27. java.awt.EventDispatchThread.run(EventDispatchThread.java:100)
      27 frames