java.lang.NullPointerException: null

GitHub | eikevons | 10 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 | 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

      null

      at org.jclouds.blobstore.config.LocalBlobStore.maybeQuoteETag()
    2. jclouds blobstore core
      LocalBlobStore.copyBlob
      1. org.jclouds.blobstore.config.LocalBlobStore.maybeQuoteETag(LocalBlobStore.java:938)
      2. org.jclouds.blobstore.config.LocalBlobStore.copyBlob(LocalBlobStore.java:540)
      2 frames
    3. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:498)
      4 frames
    4. Google Guice - Core Library
      DelegatingInvocationHandler.invoke
      1. com.google.inject.internal.DelegatingInvocationHandler.invoke(DelegatingInvocationHandler.java:37)
      1 frame
    5. com.sun.proxy
      $Proxy39.copyBlob
      1. com.sun.proxy.$Proxy39.copyBlob(Unknown Source)
      1 frame
    6. org.gaul.s3proxy
      S3ProxyHandler.handle
      1. org.gaul.s3proxy.S3ProxyHandler.handleCopyBlob(S3ProxyHandler.java:1548)
      2. org.gaul.s3proxy.S3ProxyHandler.doHandle(S3ProxyHandler.java:583)
      3. org.gaul.s3proxy.S3ProxyHandler.handle(S3ProxyHandler.java:255)
      3 frames
    7. Jetty
      QueuedThreadPool$3.run
      1. org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)
      2. org.eclipse.jetty.server.Server.handle(Server.java:499)
      3. org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)
      4. org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)
      5. org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
      6. org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
      7. org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
      7 frames
    8. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame