java.lang.NullPointerException

jmonkeyengine.org | 8 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 | 2 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 com.bulletphysics.collision.shapes.BvhTriangleMeshShape.processAllTriangles()
    2. com.bulletphysics.collision
      CollisionWorld.performDiscreteCollisionDetection
      1. com.bulletphysics.collision.shapes.BvhTriangleMeshShape.processAllTriangles(BvhTriangleMeshShape.java:161)
      2. com.bulletphysics.collision.dispatch.ConvexConcaveCollisionAlgorithm.processCollision(ConvexConcaveCollisionAlgorithm.java:86)
      3. com.bulletphysics.collision.dispatch.CompoundCollisionAlgorithm.processCollision(CompoundCollisionAlgorithm.java:120)
      4. com.bulletphysics.collision.dispatch.DefaultNearCallback.handleCollision(DefaultNearCallback.java:55)
      5. com.bulletphysics.collision.dispatch.CollisionDispatcher$CollisionPairCallback.processOverlap(CollisionDispatcher.java:236)
      6. com.bulletphysics.collision.broadphase.HashedOverlappingPairCache.processAllOverlappingPairs(HashedOverlappingPairCache.java:190)
      7. com.bulletphysics.collision.dispatch.CollisionDispatcher.dispatchAllCollisionPairs(CollisionDispatcher.java:247)
      8. com.bulletphysics.collision.dispatch.CollisionWorld.performDiscreteCollisionDetection(CollisionWorld.java:150)
      8 frames
    3. com.bulletphysics.dynamics
      DiscreteDynamicsWorld.stepSimulation
      1. com.bulletphysics.dynamics.DiscreteDynamicsWorld.internalSingleStepSimulation(DiscreteDynamicsWorld.java:378)
      2. com.bulletphysics.dynamics.DiscreteDynamicsWorld.stepSimulation(DiscreteDynamicsWorld.java:339)
      2 frames
    4. com.jme3.bullet
      BulletAppState$2.call
      1. com.jme3.bullet.PhysicsSpace.update(PhysicsSpace.java:349)
      2. com.jme3.bullet.PhysicsSpace.update(PhysicsSpace.java:336)
      3. com.jme3.bullet.BulletAppState$2.call(BulletAppState.java:132)
      4. com.jme3.bullet.BulletAppState$2.call(BulletAppState.java:130)
      4 frames
    5. Java RT
      Thread.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:266)
      2. java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
      3. java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
      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)
      6 frames