java.lang.NullPointerException

Jenkins JIRA | Lars Martin | 3 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
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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 hudson.maven.MavenModuleSet$3.call()
    2. Hudson Maven Embedder
      MavenModuleSet$3.call
      1. hudson.maven.MavenModuleSet$3.call(MavenModuleSet.java:784)
      2. hudson.maven.MavenModuleSet$3.call(MavenModuleSet.java:782)
      2 frames
    3. Hudson
      ItemGroupMixIn.loadChildren
      1. hudson.model.ItemGroupMixIn.loadChildren(ItemGroupMixIn.java:115)
      1 frame
    4. Hudson Maven Embedder
      MavenModuleSet.onLoad
      1. hudson.maven.MavenModuleSet.onLoad(MavenModuleSet.java:782)
      1 frame
    5. Hudson
      Items.load
      1. hudson.model.Items.load(Items.java:278)
      1 frame
    6. jenkins.model
      Jenkins$18.run
      1. jenkins.model.Jenkins$18.run(Jenkins.java:2592)
      1 frame
    7. init
      Reactor.runTask
      1. org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:169)
      2. org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:282)
      2 frames
    8. jenkins.model
      Jenkins$7.runTask
      1. jenkins.model.Jenkins$7.runTask(Jenkins.java:903)
      1 frame
    9. init
      Reactor$Node.run
      1. org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:210)
      2. org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:117)
      2 frames
    10. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      3. java.lang.Thread.run(Thread.java:744)
      3 frames