java.lang.NullPointerException

Coderanch | Syamsul Hussin | 1 decade ago
  1. 0

    null pointer?

    Coderanch | 1 decade ago | Syamsul Hussin
    java.lang.NullPointerException
  2. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months 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 colorValue.actionPerformed()
    2. Unknown
      colorValue.actionPerformed
      1. colorValue.actionPerformed(colorValue.java:75)
      1 frame
    3. Java RT
      EventDispatchThread.run
      1. javax.swing.JTextField.fireActionPerformed(JTextField.java:489)
      2. javax.swing.JTextField.postActionEvent(JTextField.java:670)
      3. javax.swing.JTextField$NotifyAction.actionPerformed(JTextField.java:784)
      4. javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1502)
      5. javax.swing.JComponent.processKeyBinding(JComponent.java:2422)
      6. javax.swing.JComponent.processKeyBindings(JComponent.java:2457)
      7. javax.swing.JComponent.processKeyEvent(JComponent.java:2385)
      8. java.awt.Component.processEvent(Component.java:4830)
      9. java.awt.Container.processEvent(Container.java:1380)
      10. java.awt.Component.dispatchEventImpl(Component.java:3526)
      11. java.awt.Container.dispatchEventImpl(Container.java:1437)
      12. java.awt.Component.dispatchEvent(Component.java:3367)
      13. java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1700)
      14. java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:568)
      15. java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:739)
      16. java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:673)
      17. java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:534)
      18. java.awt.Component.dispatchEventImpl(Component.java:3396)
      19. java.awt.Container.dispatchEventImpl(Container.java:1437)
      20. java.awt.Component.dispatchEvent(Component.java:3367)
      21. java.awt.EventQueue.dispatchEvent(EventQueue.java:445)
      22. java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:190)
      23. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:144)
      24. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
      25. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:130)
      26. java.awt.EventDispatchThread.run(EventDispatchThread.java:98)
      26 frames