java.lang.NullPointerException

Jenkins JIRA | Jan Brauer | 1 year 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
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  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
  4. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 2 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.amazonaws.services.ecs.AmazonECSClient.invoke()
    2. AWS Java SDK for the Amazon EC2 Container Service
      AmazonECSClient.registerTaskDefinition
      1. com.amazonaws.services.ecs.AmazonECSClient.invoke(AmazonECSClient.java:2187)
      2. com.amazonaws.services.ecs.AmazonECSClient.registerTaskDefinition(AmazonECSClient.java:1091)
      2 frames
    3. com.cloudbees.jenkins
      ECSCloud$ProvisioningCallback.call
      1. com.cloudbees.jenkins.plugins.amazonecs.ECSCloud$ProvisioningCallback.call(ECSCloud.java:196)
      2. com.cloudbees.jenkins.plugins.amazonecs.ECSCloud$ProvisioningCallback.call(ECSCloud.java:175)
      2 frames
    4. jenkins.util
      ContextResettingExecutorService$2.call
      1. jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:46)
      1 frame
    5. Java RT
      Thread.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:266)
      2. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      3. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      4. java.lang.Thread.run(Thread.java:745)
      4 frames