java.lang.NullPointerException

Stack Overflow | Jake lee | 6 months ago
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  1. 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
  2. 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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  4. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 2 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object
  5. 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 TestTableView.TestTableView.getProductName()
    2. TestTableView
      TestTableView.lambda$createContextMenu$0
      1. TestTableView.TestTableView.getProductName(TestTableView.java:73)
      2. TestTableView.TestTableView.lambda$createContextMenu$0(TestTableView.java:68)
      2 frames
    3. com.sun.javafx
      EventUtil.fireEvent
      1. com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86)
      2. com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
      3. com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
      4. com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
      5. com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
      6. com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
      7. com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:49)
      7 frames
    4. javafx.event
      Event.fireEvent
      1. javafx.event.Event.fireEvent(Event.java:198)
      1 frame
    5. FXSampler
      ContextMenuContent$MenuItemContainer.lambda$createChildren$343
      1. javafx.scene.control.MenuItem.fire(MenuItem.java:462)
      2. com.sun.javafx.scene.control.skin.ContextMenuContent$MenuItemContainer.doSelect(ContextMenuContent.java:1405)
      3. com.sun.javafx.scene.control.skin.ContextMenuContent$MenuItemContainer.lambda$createChildren$343(ContextMenuContent.java:1358)
      3 frames
    6. com.sun.javafx
      EventUtil.fireEvent
      1. com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handleBubblingEvent(CompositeEventHandler.java:218)
      2. com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:80)
      3. com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
      4. com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
      5. com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
      6. com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
      7. com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
      8. com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
      9. com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
      10. com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
      11. com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
      12. com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
      13. com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
      14. com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
      15. com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
      15 frames
    7. javafx.event
      Event.fireEvent
      1. javafx.event.Event.fireEvent(Event.java:198)
      1 frame
    8. javafx.scene
      Scene$ScenePeerListener.mouseEvent
      1. javafx.scene.Scene$MouseHandler.process(Scene.java:3757)
      2. javafx.scene.Scene$MouseHandler.access$1500(Scene.java:3485)
      3. javafx.scene.Scene.impl_processMouseEvent(Scene.java:1762)
      4. javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2494)
      4 frames
    9. com.sun.javafx
      GlassViewEventHandler$MouseEventNotification.run
      1. com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:380)
      2. com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:294)
      2 frames
    10. Java RT
      AccessController.doPrivileged
      1. java.security.AccessController.doPrivileged(Native Method)
      1 frame
    11. com.sun.javafx
      GlassViewEventHandler.handleMouseEvent
      1. com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleMouseEvent$354(GlassViewEventHandler.java:416)
      2. com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:389)
      3. com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:415)
      3 frames
    12. com.sun.glass
      WinApplication.lambda$null$148
      1. com.sun.glass.ui.View.handleMouseEvent(View.java:555)
      2. com.sun.glass.ui.View.notifyMouse(View.java:937)
      3. com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
      4. com.sun.glass.ui.win.WinApplication.lambda$null$148(WinApplication.java:191)
      4 frames
    13. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame