java.lang.NullPointerException

Coderanch | Paul Keohan | 1 decade ago
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  1. 0

    Unknown Source

    Coderanch | 1 decade ago | Paul Keohan
    java.lang.NullPointerException
  2. 0

    Getting a nullpointer exception when switching displayables in J2ME

    Stack Overflow | 6 years ago | Pallinder
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callScreenListener(), bci=46 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=74 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179
  3. 0

    J2ME (Java) - Null Pointer Exception caught in Display Class

    Stack Overflow | 6 years ago | Tom
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callScreenListener(), bci=46 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=74 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179
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  5. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 3 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object
  6. 0

    NullPointerException in MIDlet with left soft key

    Stack Overflow | 6 years ago | berry120
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callItemListener(), bci=57 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=57 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at javax.swing.AbstractButton$AccessibleAbstractButton.getCharCount()
    2. Java RT
      AbstractButton$AccessibleAbstractButton.getCharCount
      1. javax.swing.AbstractButton$AccessibleAbstractButton.getCharCount(Unknown Source)
      1 frame
    3. com.ibm.sns
      EventManager$EventManagerTimer.run
      1. com.ibm.sns.svk.AccessibleTextCVI.fillItemColEntries(AccessibleTextCVI.java:168)
      2. com.ibm.sns.svk.ItemColManager.computeView(ItemColManager.java:874)
      3. com.ibm.sns.svk.ItemColManager.getItemCount(ItemColManager.java:814)
      4. com.ibm.sns.svk.AccessEngine.getItemCount(AccessEngine.java:430)
      5. com.ibm.sns.svk.TaskTools.inView(TaskTools.java:652)
      6. com.ibm.sns.svk.TaskTools.getComponent(TaskTools.java:528)
      7. com.ibm.sns.svk.perks.DefaultPerk$ViewChange.execute(DefaultPerk.java:1297)
      8. com.ibm.sns.svk.Tier.Execute(Tier.java:1092)
      9. com.ibm.sns.svk.Tier.ManageViewChange(Tier.java:624)
      10. com.ibm.sns.svk.Perkolator.ManageViewChange(Perkolator.java:415)
      11. com.ibm.sns.svk.EventManager$EventProcessor$ViewChangeEvent.Execute(EventManager.java:1398)
      12. com.ibm.sns.svk.EventManager$EventProcessor.ProcessEvents(EventManager.java:1042)
      13. com.ibm.sns.svk.EventManager$EventManagerTimer.run(EventManager.java:911)
      13 frames
    4. Java RT
      Thread.run
      1. java.lang.Thread.run(Unknown Source)
      1 frame