java.lang.NullPointerException: handler

GitHub | L4BORG | 10 months ago
tip
Your exception is missing from the Samebug knowledge base.
Here are the best solutions we found on the Internet.
Click on the to mark the helpful solution and get rewards for you help.
  1. 0

    java.lang.NullPointerException: handler

    GitHub | 10 months ago | L4BORG
    java.lang.NullPointerException: handler
  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
  3. 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
  4. Speed up your debug routine!

    Automated exception search integrated into your IDE

  5. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 3 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object
  6. 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

    Not finding the right solution?
    Take a tour to get the most out of Samebug.

    Tired of useless tips?

    Automated exception search integrated into your IDE

    Root Cause Analysis

    1. java.lang.NullPointerException

      handler

      at io.netty.channel.DefaultChannelPipeline.context()
    2. Netty
      DefaultChannelPipeline.context
      1. io.netty.channel.DefaultChannelPipeline.context(DefaultChannelPipeline.java:632)
      1 frame
    3. us.myles.ViaVersion
      ArmorListener.onWorldChange
      1. us.myles.ViaVersion.api.data.UserConnection.sendRawPacketFuture(UserConnection.java:97)
      2. us.myles.ViaVersion.api.PacketWrapper.send(PacketWrapper.java:307)
      3. us.myles.ViaVersion.api.PacketWrapper.send(PacketWrapper.java:321)
      4. us.myles.ViaVersion.protocols.protocol1_9to1_8.listeners.ArmorListener.sendArmorUpdate(ArmorListener.java:53)
      5. us.myles.ViaVersion.protocols.protocol1_9to1_8.listeners.ArmorListener.onWorldChange(ArmorListener.java:110)
      5 frames
    4. Java RT
      Method.invoke
      1. sun.reflect.GeneratedMethodAccessor256.invoke(Unknown Source)
      2. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      3. java.lang.reflect.Method.invoke(Method.java:498)
      3 frames
    5. Bukkit
      JavaPluginLoader$1.execute
      1. org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300)
      1 frame
    6. co.aikar.timings
      TimedEventExecutor.execute
      1. co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:74)
      1 frame
    7. Bukkit
      SimplePluginManager.callEvent
      1. org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
      2. org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501)
      3. org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486)
      3 frames
    8. net.minecraft.server
      PlayerList.moveToWorld
      1. net.minecraft.server.v1_8_R3.PlayerList.moveToWorld(PlayerList.java:644)
      1 frame
    9. org.bukkit.craftbukkit
      CraftEntity.teleport
      1. org.bukkit.craftbukkit.v1_8_R3.entity.CraftPlayer.teleport(CraftPlayer.java:568)
      2. org.bukkit.craftbukkit.v1_8_R3.entity.CraftEntity.teleport(CraftEntity.java:236)
      2 frames
    10. me.wazup.survivalgames
      main.onCommand
      1. me.wazup.survivalgames.PlayerData.restoreData(PlayerData.java:206)
      2. me.wazup.survivalgames.main.onCommand(main.java:370)
      2 frames
    11. Bukkit
      SimpleCommandMap.dispatch
      1. org.bukkit.command.PluginCommand.execute(PluginCommand.java:45)
      2. org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:143)
      2 frames
    12. org.bukkit.craftbukkit
      CraftPlayer.performCommand
      1. org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:666)
      2. org.bukkit.craftbukkit.v1_8_R3.entity.CraftPlayer.performCommand(CraftPlayer.java:339)
      2 frames
    13. me.wazup.survivalgames
      listener.onPlayerQuit
      1. me.wazup.survivalgames.listener.onPlayerQuit(listener.java:726)
      1 frame
    14. Java RT
      Method.invoke
      1. sun.reflect.GeneratedMethodAccessor351.invoke(Unknown Source)
      2. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      3. java.lang.reflect.Method.invoke(Method.java:498)
      3 frames
    15. Bukkit
      JavaPluginLoader$1.execute
      1. org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300)
      1 frame
    16. co.aikar.timings
      TimedEventExecutor.execute
      1. co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:74)
      1 frame
    17. Bukkit
      SimplePluginManager.callEvent
      1. org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
      2. org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501)
      3. org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486)
      3 frames
    18. net.minecraft.server
      MinecraftServer.run
      1. net.minecraft.server.v1_8_R3.PlayerList.disconnect(PlayerList.java:364)
      2. net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:880)
      3. net.minecraft.server.v1_8_R3.NetworkManager.l(NetworkManager.java:314)
      4. net.minecraft.server.v1_8_R3.ServerConnection.c(ServerConnection.java:145)
      5. net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:875)
      6. net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378)
      7. net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713)
      8. net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616)
      8 frames
    19. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame