java.util.concurrent.ExecutionException: java.lang.NullPointerException

GitHub | MrPowerGamerBR | 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 | 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.v1_8_R3.ContainerEnchantTable.a()
    2. net.minecraft.server
      PlayerConnectionUtils.lambda$ensureMainThread$0
      1. net.minecraft.server.v1_8_R3.ContainerEnchantTable.a(ContainerEnchantTable.java:111)[torch.jar:git-Torch-3135173]
      2. net.minecraft.server.v1_8_R3.ContainerEnchantTable$1.update(ContainerEnchantTable.java:27)[torch.jar:git-Torch-3135173]
      3. net.minecraft.server.v1_8_R3.InventorySubcontainer.setItem(InventorySubcontainer.java:152)[torch.jar:git-Torch-3135173]
      4. net.minecraft.server.v1_8_R3.Slot.set(Slot.java:55)[torch.jar:git-Torch-3135173]
      5. net.minecraft.server.v1_8_R3.ContainerEnchantTable.b(ContainerEnchantTable.java:342)[torch.jar:git-Torch-3135173]
      6. net.minecraft.server.v1_8_R3.Container.clickItem(Container.java:253)[torch.jar:git-Torch-3135173]
      7. net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1697)[torch.jar:git-Torch-3135173]
      8. net.minecraft.server.v1_8_R3.PacketPlayInWindowClick.a(SourceFile:31)[torch.jar:git-Torch-3135173]
      9. net.minecraft.server.v1_8_R3.PacketPlayInWindowClick.a(SourceFile:9)[torch.jar:git-Torch-3135173]
      10. net.minecraft.server.v1_8_R3.PlayerConnectionUtils.lambda$ensureMainThread$0(PlayerConnectionUtils.java:10)[torch.jar:git-Torch-3135173]
      10 frames
    3. Java RT
      FutureTask.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:266)[?:1.8.0_101]
      1 frame
    4. net.minecraft.server
      MinecraftServer.run
      1. net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44)[torch.jar:git-Torch-3135173]
      2. net.minecraft.server.v1_8_R3.MinecraftServer.processNetworkQueue(MinecraftServer.java:117)[torch.jar:git-Torch-3135173]
      3. net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:795)[torch.jar:git-Torch-3135173]
      4. net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:381)[torch.jar:git-Torch-3135173]
      5. net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:730)[torch.jar:git-Torch-3135173]
      6. net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:633)[torch.jar:git-Torch-3135173]
      6 frames
    5. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)[?:1.8.0_101]
      1 frame