[11:47:05 WARN]: java.lang.NullPointerException
[11:47:05 WARN]:        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native M
ethod)
[11:47:05 WARN]:        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown S
ource)
[11:47:05 WARN]:        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unkno
wn Source)
[11:47:05 WARN]:        at java.lang.reflect.Method.invoke(Unknown Source)
[11:47:05 WARN]:        at me.Xeroun.McMExtras.ExpBar.FakeDragon.sendDestroyPack
et(FakeDragon.java:111)
[11:47:05 WARN]:        at me.Xeroun.McMExtras.ExpBar.FakeDragon.setBossBar(Fake
Dragon.java:122)
[11:47:05 WARN]:        at me.Xeroun.McMExtras.PlayerData$1.run(PlayerData.java:
27)
[11:47:05 WARN]:        at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftTask.ru
n(CraftTask.java:71)
[11:47:05 WARN]:        at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftSchedul
er.mainThreadHeartbeat(CraftScheduler.java:350)
[11:47:05 WARN]:        at net.minecraft.server.v1_7_R4.MinecraftServer.v(Minecr
aftServer.java:696)
[11:47:05 WARN]:        at net.minecraft.server.v1_7_R4.DedicatedServer.v(Dedica
tedServer.java:307)
[11:47:05 WARN]:        at net.minecraft.server.v1_7_R4.MinecraftServer.u(Minecr
aftServer.java:638)
[11:47:05 WARN]:        at net.minecraft.server.v1_7_R4.MinecraftServer.run(Mine
craftServer.java:544)
[11:47:05 WARN]:        at net.minecraft.server.v1_7_R4.ThreadServerApplication.
run(SourceFile:628)
[11:47:06 WARN]: java.lang.NullPointerException
[11:47:06 WARN]:        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native M
ethod)
[11:47:06 WARN]:        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown S
ource)
[11:47:06 WARN]:        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unkno
wn Source)
[11:47:06 WARN]:        at java.lang.reflect.Method.invoke(Unknown Source)
[11:47:06 WARN]:        at me.Xeroun.McMExtras.ExpBar.FakeDragon.sendDestroyPack
et(FakeDragon.java:111)
[11:47:06 WARN]:        at me.Xeroun.McMExtras.ExpBar.FakeDragon.setBossBar(Fake
Dragon.java:122)
[11:47:06 WARN]:        at me.Xeroun.McMExtras.PlayerData$1.run(PlayerData.java:
27)
[11:47:06 WARN]:        at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftTask.ru
n(CraftTask.java:71)
[11:47:06 WARN]:        at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftSchedul
er.mainThreadHeartbeat(CraftScheduler.java:350)
[11:47:06 WARN]:        at net.minecraft.server.v1_7_R4.MinecraftServer.v(Minecr
aftServer.java:696)
[11:47:06 WARN]:        at net.minecraft.server.v1_7_R4.DedicatedServer.v(Dedica
tedServer.java:307)
[11:47:06 WARN]:        at net.minecraft.server.v1_7_R4.MinecraftServer.u(Minecr
aftServer.java:638)
[11:47:06 WARN]:        at net.minecraft.server.v1_7_R4.MinecraftServer.run(Mine
craftServer.java:544)
[11:47:06 WARN]:        at net.minecraft.server.v1_7_R4.ThreadServerApplication.
run(SourceFile:628)