java.lang.NullPointerException

GitHub | GOKUSSL4 | 9 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

      No message provided

      at net.minecraft.server.management.PlayerChunkMapEntry.accept()
    2. MC Server
      PlayerChunkMapEntry.accept
      1. net.minecraft.server.management.PlayerChunkMapEntry.accept(SourceFile:74)[lx.class:?]
      2. net.minecraft.server.management.PlayerChunkMapEntry.accept(SourceFile:47)[lx.class:?]
      2 frames
    3. MC Forge
      ChunkIOExecutor.tick
      1. net.minecraftforge.common.chunkio.ChunkIOProvider.runCallbacks(ChunkIOProvider.java:128)[ChunkIOProvider.class:1.10.2-5.0.0-BETA-95]
      2. net.minecraftforge.common.chunkio.ChunkIOProvider.syncCallback(ChunkIOProvider.java:85)[ChunkIOProvider.class:1.10.2-5.0.0-BETA-95]
      3. net.minecraftforge.common.chunkio.ChunkIOExecutor.tick(ChunkIOExecutor.java:150)[ChunkIOExecutor.class:1.10.2-5.0.0-BETA-95]
      3 frames
    4. MC Server
      MinecraftServer.run
      1. net.minecraft.server.MinecraftServer.tickChunkLoader(SourceFile:39)[MinecraftServer.class:?]
      2. net.minecraft.server.MinecraftServer.func_71190_q(SourceFile:139)[MinecraftServer.class:?]
      3. net.minecraft.server.dedicated.DedicatedServer.func_71190_q(SourceFile:338)[ld.class:?]
      4. net.minecraft.server.MinecraftServer.func_71217_p(SourceFile:554)[MinecraftServer.class:?]
      5. net.minecraft.server.MinecraftServer.run(SourceFile:458)[MinecraftServer.class:?]
      5 frames
    5. Java RT
      Thread.run
      1. java.lang.Thread.run(Unknown Source)[?:1.8.0_102]
      1 frame