java.lang.NullPointerException

Oracle Community | 807549 | 1 decade ago
  1. 0

    JTabbedPane Error

    Oracle Community | 1 decade ago | 807549
    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 ButtonPanel.<init>()
    2. Unknown
      InitScreen.actionPerformed
      1. ButtonPanel.<init>(Toolbars.java:30)
      2. IRCWindow.<init>(IRCWindow.java:29)
      3. IRCApplet.panelFinished(IRCApplet.java:161)
      4. InitScreen.actionPerformed(IRCApplet.java:929)
      4 frames
    3. Java RT
      EventDispatchThread.run
      1. javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1764)
      2. javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1817)
      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:245)
      6. java.awt.Component.processMouseEvent(Component.java:5093)
      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:3165)
      14. java.awt.LightweightDispatcher.dispatchEvent(Container.java:3095)
      15. java.awt.Container.dispatchEventImpl(Container.java:1609)
      16. java.awt.Component.dispatchEvent(Component.java:3439)
      17. java.awt.EventQueue.dispatchEvent(EventQueue.java:450)
      18. java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:197)
      19. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
      20. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:144)
      21. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:136)
      22. java.awt.EventDispatchThread.run(EventDispatchThread.java:99)
      22 frames