java.lang.NullPointerException

Oracle Community | 807541 | 1 decade ago
  1. 0

    ActionListener problem

    Oracle Community | 1 decade ago | 807541
    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 DecipherGUI$DecButtonListener.actionPerformed()
    2. Unknown
      DecipherGUI$DecButtonListener.actionPerformed
      1. DecipherGUI$DecButtonListener.actionPerformed(DecipherGUI.java:115)
      1 frame
    3. Java RT
      EventDispatchThread.run
      1. javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1767)
      2. javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1820)
      3. javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:419)
      4. javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:257)
      5. javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:258)
      6. java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:227)
      7. java.awt.Component.processMouseEvent(Component.java:5021)
      8. java.awt.Component.processEvent(Component.java:4818)
      9. java.awt.Container.processEvent(Container.java:1525)
      10. java.awt.Component.dispatchEventImpl(Component.java:3526)
      11. java.awt.Container.dispatchEventImpl(Container.java:1582)
      12. java.awt.Component.dispatchEvent(Component.java:3367)
      13. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3359)
      14. java.awt.LightweightDispatcher.processMouseEvent(Container.java:3074)
      15. java.awt.LightweightDispatcher.dispatchEvent(Container.java:3004)
      16. java.awt.Container.dispatchEventImpl(Container.java:1568)
      17. java.awt.Window.dispatchEventImpl(Window.java:1581)
      18. java.awt.Component.dispatchEvent(Component.java:3367)
      19. java.awt.EventQueue.dispatchEvent(EventQueue.java:445)
      20. java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:191)
      21. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:144)
      22. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
      23. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:130)
      24. java.awt.EventDispatchThread.run(EventDispatchThread.java:98)
      24 frames