java.lang.NullPointerException: Exception ticking world

co.jp | 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
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    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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    Cloud Foundry v2 in Grails

    Stack Overflow | 3 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object
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    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

      Exception ticking world

      at com.pixelmonmod.pixelmon.worldGeneration.structure.towns.ComponentTownPart.func_74875_a()
    2. com.pixelmonmod.pixelmon
      ComponentTownPart.func_74875_a
      1. com.pixelmonmod.pixelmon.worldGeneration.structure.towns.ComponentTownPart.func_74875_a(ComponentTownPart.java:55)
      1 frame
    3. net.minecraft.world
      MapGenStructure.func_175794_a
      1. net.minecraft.world.gen.structure.StructureStart.func_75068_a(StructureStart.java:45)
      2. net.minecraft.world.gen.structure.MapGenStructure.func_175794_a(MapGenStructure.java:93)
      2 frames
    4. Minecraft
      Chunk.func_76624_a
      1. net.minecraft.world.gen.ChunkProviderFlat.func_73153_a(SourceFile:152)
      2. net.minecraft.world.gen.ChunkProviderServer.func_73153_a(ChunkProviderServer.java:269)
      3. net.minecraft.world.chunk.Chunk.func_76624_a(Chunk.java:1126)
      3 frames
    5. MC Forge
      ChunkIOExecutor.syncChunkLoad
      1. net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:52)
      2. net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:12)
      3. net.minecraftforge.common.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:344)
      4. net.minecraftforge.common.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:302)
      5. net.minecraftforge.common.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:12)
      5 frames
    6. Minecraft
      WorldServer.func_72835_b
      1. net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:117)
      2. net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:92)
      3. net.minecraft.world.gen.ChunkProviderServer.func_73154_d(ChunkProviderServer.java:189)
      4. net.minecraft.world.World.func_72964_e(World.java:304)
      5. net.minecraft.world.World.func_175726_f(World.java:299)
      6. net.minecraft.world.World.func_180495_p(World.java:837)
      7. net.minecraft.block.BlockGrass.func_180650_b(BlockGrass.java:73)
      8. net.minecraft.block.Block.func_180645_a(Block.java:428)
      9. net.minecraft.world.WorldServer.func_147456_g(WorldServer.java:454)
      10. net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:221)
      10 frames
    7. MC Server
      MinecraftServer.run
      1. net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:693)
      2. net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:598)
      3. net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:164)
      4. net.minecraft.server.MinecraftServer.run(MinecraftServer.java:478)
      4 frames
    8. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame