java.lang.NullPointerException: Exception ticking world

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    • java.lang.NullPointerException: Exception ticking world at codechicken.lib.world.WorldExtension.unloadChunk(WorldExtension.java:52) at codechicken.lib.world.WorldExtensionManager$WorldExtensionEventHandler.onChunkUnLoad(WorldExtensionManager.java:67) at cpw.mods.fml.common.eventhandler.ASMEventHandler_1532_WorldExtensionEventHandler_onChunkUnLoad_Unload.invoke(.dynamic) at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:54) at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:140) at net.minecraft.world.chunk.Chunk.func_76623_d(Chunk.java:941) at net.minecraft.world.gen.ChunkProviderServer.func_73156_b(ChunkProviderServer.java:342) at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:165) at WorldServerOF.func_72835_b(WorldServerOF.java:234) at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:625) at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:547) at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:186) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:396) at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)

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