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java.util.concurrent.ExecutionException: java.lang.NullPointerException

GitHub | jaredculp | 7 months ago
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  1. 0

    GitHub comment 2895#252250824

    GitHub | 7 months ago | jaredculp
    java.util.concurrent.ExecutionException: java.lang.NullPointerException
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    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
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    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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    java.lang.NullPointerException: Cannot invoke method getAt() on null object
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    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 okhttp3.RealCall$ApplicationInterceptorChain.proceed()
    2. okhttp3
      RealCall.execute
      1. okhttp3.RealCall$ApplicationInterceptorChain.proceed(RealCall.java:190)
      2. okhttp3.RealCall.getResponseWithInterceptorChain(RealCall.java:163)
      3. okhttp3.RealCall.execute(RealCall.java:57)
      10 similar
      3 frames
    3. retrofit2
      OkHttpCall.execute
      1. retrofit2.OkHttpCall.execute(OkHttpCall.java:174)
      5 similar
      1 frame
    4. Unknown
      TestInterceptor.lambda$test$0
      1. TestInterceptor.lambda$test$0(TestInterceptor.java:78)
      3 similar
      1 frame
    5. Java RT
      Thread.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:266)
      2. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      3. java.util.concurrent.FutureTask.run(FutureTask.java:266)
      4. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      5. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      6. java.lang.Thread.run(Thread.java:745)
      15283 similar
      6 frames