java.lang.NullPointerException

GitHub | mightydanp | 7 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 minetweaker.mc1102.recipes.MCRecipeManager.remove()
    2. minetweaker.mc1102.recipes
      MCRecipeManager.remove
      1. minetweaker.mc1102.recipes.MCRecipeManager.remove(MCRecipeManager.java:106)
      1 frame
    3. Unknown
      __ZenMain__.run
      1. ExtremeReactors.__script__(ExtremeReactors.zs:27)
      2. __ZenMain__.run(ExtremeReactors.zs)
      2 frames
    4. minetweaker.runtime
      MTTweaker.load
      1. minetweaker.runtime.MTTweaker.load(MTTweaker.java:161)
      1 frame
    5. minetweaker
      MineTweakerImplementationAPI$19.execute
      1. minetweaker.MineTweakerImplementationAPI.reload(MineTweakerImplementationAPI.java:682)
      2. minetweaker.MineTweakerImplementationAPI$1.execute(MineTweakerImplementationAPI.java:75)
      3. minetweaker.MineTweakerImplementationAPI$19.execute(MineTweakerImplementationAPI.java:667)
      3 frames
    6. minetweaker.mc1102.server
      MCServer$MCCommand.func_184881_a
      1. minetweaker.mc1102.server.MCServer$MCCommand.func_184881_a(MCServer.java:122)
      1 frame
    7. net.minecraft.command
      CommandHandler.func_71556_a
      1. net.minecraft.command.CommandHandler.func_175786_a(CommandHandler.java:104)
      2. net.minecraft.command.CommandHandler.func_71556_a(CommandHandler.java:83)
      2 frames
    8. Minecraft
      PacketThreadUtil$1.run
      1. net.minecraft.network.NetHandlerPlayServer.func_147361_d(NetHandlerPlayServer.java:913)
      2. net.minecraft.network.NetHandlerPlayServer.func_147354_a(NetHandlerPlayServer.java:892)
      3. net.minecraft.network.play.client.CPacketChatMessage.func_148833_a(SourceFile:37)
      4. net.minecraft.network.play.client.CPacketChatMessage.func_148833_a(SourceFile:9)
      5. net.minecraft.network.PacketThreadUtil$1.run(SourceFile:13)
      5 frames
    9. Java RT
      FutureTask.run
      1. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      2. java.util.concurrent.FutureTask.run(FutureTask.java:266)
      2 frames
    10. net.minecraft.util
      Util.func_181617_a
      1. net.minecraft.util.Util.func_181617_a(SourceFile:45)
      1 frame
    11. MC Server
      MinecraftServer.run
      1. net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:668)
      2. net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:613)
      3. net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:149)
      4. net.minecraft.server.MinecraftServer.run(MinecraftServer.java:471)
      4 frames
    12. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame