java.lang.NullPointerException

Stack Overflow | Bennett | 10 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 com.techurify.minecladPlugin.event.player.PlayerJoinListener.onPlayerJoin()
    2. com.techurify.minecladPlugin
      PlayerJoinListener.onPlayerJoin
      1. com.techurify.minecladPlugin.event.player.PlayerJoinListener.onPlayerJoin(PlayerJoinListener.java:56)
      1 frame
    3. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:483)
      4 frames
    4. Bukkit
      SimplePluginManager.callEvent
      1. org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300)
      2. org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
      3. org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501)
      4. org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486)
      4 frames
    5. net.minecraft.server
      MinecraftServer.run
      1. net.minecraft.server.v1_10_R1.PlayerList.onPlayerJoin(PlayerList.java:317)
      2. net.minecraft.server.v1_10_R1.PlayerList.a(PlayerList.java:144)
      3. net.minecraft.server.v1_10_R1.LoginListener.b(LoginListener.java:115)
      4. net.minecraft.server.v1_10_R1.LoginListener.E_(LoginListener.java:53)
      5. net.minecraft.server.v1_10_R1.NetworkManager.a(NetworkManager.java:224)
      6. net.minecraft.server.v1_10_R1.ServerConnection.c(SourceFile:187)
      7. net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:762)
      8. net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:360)
      9. net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:646)
      10. net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:550)
      10 frames
    6. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame