java.lang.NullPointerException

Oracle Community | 951954 | 2 years 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 | 3 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 org.netbeans.core.netigso.Netigso.findResources()
    2. org.netbeans.core
      Netigso.findResources
      1. org.netbeans.core.netigso.Netigso.findResources(Netigso.java:380)
      1 frame
    3. org.netbeans
      NetigsoModule.findResources
      1. org.netbeans.NetigsoModule.findResources(NetigsoModule.java:177)
      1 frame
    4. org.netbeans.core
      NbInstaller$1.run
      1. org.netbeans.core.startup.NbInstaller.loadLayers(NbInstaller.java:630)
      2. org.netbeans.core.startup.NbInstaller.loadImpl(NbInstaller.java:356)
      3. org.netbeans.core.startup.NbInstaller.access$000(NbInstaller.java:105)
      4. org.netbeans.core.startup.NbInstaller$1.run(NbInstaller.java:346)
      4 frames
    5. org.openide.filesystems
      FileUtil.runAtomicAction
      1. org.openide.filesystems.FileUtil$2.run(FileUtil.java:444)
      2. org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:127)
      3. org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:499)
      4. org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:428)
      5. org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:448)
      5 frames
    6. org.netbeans.core
      NbInstaller.load
      1. org.netbeans.core.startup.NbInstaller.load(NbInstaller.java:343)
      1 frame
    7. org.netbeans
      ModuleManager.enable
      1. org.netbeans.ModuleManager.enable(ModuleManager.java:1351)
      2. org.netbeans.ModuleManager.enable(ModuleManager.java:1156)
      2 frames
    8. org.netbeans.core
      TopThreadGroup.run
      1. org.netbeans.core.startup.ModuleList.installNew(ModuleList.java:340)
      2. org.netbeans.core.startup.ModuleList.trigger(ModuleList.java:276)
      3. org.netbeans.core.startup.ModuleSystem.restore(ModuleSystem.java:301)
      4. org.netbeans.core.startup.Main.getModuleSystem(Main.java:181)
      5. org.netbeans.core.startup.Main.getModuleSystem(Main.java:150)
      6. org.netbeans.core.startup.Main.start(Main.java:307)
      7. org.netbeans.core.startup.TopThreadGroup.run(TopThreadGroup.java:123)
      7 frames
    9. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame