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

GitHub | squarism | 6 months ago
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  1. 0

    GitHub comment 3804#250930624

    GitHub | 6 months ago | squarism
    java.util.concurrent.ExecutionException: java.lang.NullPointerException
  2. 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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  4. 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
  5. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 2 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at net.minecraftforge.fluids.capability.FluidTankProperties.convert()
    2. net.minecraftforge.fluids
      FluidTankProperties.convert
      1. net.minecraftforge.fluids.capability.FluidTankProperties.convert(FluidTankProperties.java:34)[FluidTankProperties.class:?]
      1 frame
    3. mekanism.common.base
      FluidHandlerWrapper.getTankProperties
      1. mekanism.common.base.FluidHandlerWrapper.getTankProperties(FluidHandlerWrapper.java:24)[FluidHandlerWrapper.class:?]
      1 frame
    4. mekanism.common.util
      PipeUtils.isValidAcceptorOnSide
      1. mekanism.common.util.PipeUtils.isValidAcceptorOnSide(PipeUtils.java:39)[PipeUtils.class:?]
      1 frame
    5. mekanism.common.multipart
      PartSidedPipe.onAdded
      1. mekanism.common.multipart.PartMechanicalPipe.isValidAcceptor(PartMechanicalPipe.java:183)[PartMechanicalPipe.class:?]
      2. mekanism.common.multipart.PartSidedPipe.getPossibleAcceptorConnections(PartSidedPipe.java:317)[PartSidedPipe.class:?]
      3. mekanism.common.multipart.PartSidedPipe.refreshConnections(PartSidedPipe.java:639)[PartSidedPipe.class:?]
      4. mekanism.common.multipart.PartSidedPipe.onAdded(PartSidedPipe.java:704)[PartSidedPipe.class:?]
      4 frames
    6. mcmultipart.multipart
      MultipartContainer.addPart
      1. mcmultipart.multipart.MultipartContainer.addPart(MultipartContainer.java:190)[MultipartContainer.class:?]
      2. mcmultipart.multipart.MultipartContainer.addPart(MultipartContainer.java:163)[MultipartContainer.class:?]
      2 frames
    7. mcmultipart.block
      TileMultipartContainer.addPart
      1. mcmultipart.block.TileMultipartContainer.addPart(TileMultipartContainer.java:98)[TileMultipartContainer.class:?]
      1 frame
    8. mcmultipart.multipart
      MultipartHelper.addPart
      1. mcmultipart.multipart.MultipartHelper.addPart(MultipartHelper.java:101)[MultipartHelper.class:?]
      2. mcmultipart.multipart.MultipartHelper.addPart(MultipartHelper.java:81)[MultipartHelper.class:?]
      2 frames
    9. mcmultipart.item
      ItemMultiPart.func_180614_a
      1. mcmultipart.item.ItemMultiPart.place(ItemMultiPart.java:34)[ItemMultiPart.class:?]
      2. mcmultipart.item.ItemMultiPart.func_180614_a(ItemMultiPart.java:60)[ItemMultiPart.class:?]
      2 frames
    10. MC Forge
      ForgeHooks.onPlaceItemIntoWorld
      1. net.minecraftforge.common.ForgeHooks.onPlaceItemIntoWorld(ForgeHooks.java:755)[ForgeHooks.class:?]
      1 frame
    11. Minecraft
      ItemStack.func_179546_a
      1. net.minecraft.item.ItemStack.func_179546_a(ItemStack.java:144)[adz.class:?]
      1 frame
    12. MC Server
      PlayerInteractionManager.func_187251_a
      1. net.minecraft.server.management.PlayerInteractionManager.func_187251_a(PlayerInteractionManager.java:483)[lv.class:?]
      1 frame
    13. Minecraft
      PacketThreadUtil$1.run
      1. net.minecraft.network.NetHandlerPlayServer.func_184337_a(NetHandlerPlayServer.java:679)[me.class:?]
      2. net.minecraft.network.play.client.CPacketPlayerTryUseItemOnBlock.func_148833_a(SourceFile:55)[jj.class:?]
      3. net.minecraft.network.play.client.CPacketPlayerTryUseItemOnBlock.func_148833_a(SourceFile:11)[jj.class:?]
      4. net.minecraft.network.PacketThreadUtil$1.run(SourceFile:13)[fl$1.class:?]
      4 frames
    14. Java RT
      FutureTask.run
      1. java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)[?:1.8.0_102]
      2. java.util.concurrent.FutureTask.run(Unknown Source)[?:1.8.0_102]
      2 frames
    15. net.minecraft.util
      Util.func_181617_a
      1. net.minecraft.util.Util.func_181617_a(SourceFile:45)[h.class:?]
      1 frame
    16. MC Server
      MinecraftServer.run
      1. net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:668)[MinecraftServer.class:?]
      2. net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:613)[MinecraftServer.class:?]
      3. net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:240)[bzl.class:?]
      4. net.minecraft.server.MinecraftServer.run(MinecraftServer.java:471)[MinecraftServer.class:?]
      4 frames
    17. Java RT
      Thread.run
      1. java.lang.Thread.run(Unknown Source)[?:1.8.0_102]
      1 frame