java.lang.ArrayIndexOutOfBoundsException: -1 at net.minecraft.world.biome.WorldChunkManager . func_76934_b ( WorldChunkManager.java: 125 ) at net.minecraft.world.biome.BiomeCacheBlock . <init> ( SourceFile: 28 ) at net.minecraft.world.biome.BiomeCache . func_76840_a ( SourceFile: 59 ) at net.minecraft.world.biome.BiomeCache . func_76837_b ( SourceFile: 68 ) at net.minecraft.world.biome.WorldChunkManager . func_76935_a ( WorldChunkManager.java: 67 ) at com.xcompwiz.mystcraft.symbols.SymbolBiomeControllerNative$BiomeController . getBiomeAtCoords ( SymbolBiomeControllerNative.java: 51 ) at com.xcompwiz.mystcraft.world.WorldChunkManagerMyst . func_76935_a ( WorldChunkManagerMyst.java: 26 ) at net.minecraft.world.chunk.Chunk . func_76591_a ( Chunk.java: 1492 ) at com.xcompwiz.mystcraft.world.BiomeWrapperManager$ChunkWrapper . getBiomeGenForWorldCoords ( BiomeWrapperManager.java: 33 ) at com.xcompwiz.mystcraft.world.BiomeWrapperManager$ChunkWrapper . init ( BiomeWrapperManager.java: 42 ) at com.xcompwiz.mystcraft.world.BiomeWrapperManager . onChunkLoad ( BiomeWrapperManager.java: 73 ) at com.xcompwiz.mystcraft.world.WorldProviderMyst . onChunkLoad ( WorldProviderMyst.java: 447 ) at com.xcompwiz.mystcraft.core.MystcraftEventHandler . handleChunkLoad ( MystcraftEventHandler.java: 73 ) at net.minecraftforge.event.ASMEventHandler_0_MystcraftEventHandler_handleChunkLoad_Load . invoke ( .dynamic: -1 ) at net.minecraftforge.event.ASMEventHandler . invoke ( ASMEventHandler.java: 39 ) at net.minecraftforge.event.EventBus . post ( EventBus.java: 108 ) at net.minecraft.client.multiplayer.ChunkProviderClient . func_73158_c ( ChunkProviderClient.java: 80 ) at net.minecraft.client.multiplayer.WorldClient . func_73025_a ( WorldClient.java: 166 ) at net.minecraft.client.multiplayer.NetClientHandler . func_72453_a ( NetClientHandler.java: 1420 ) at net.minecraft.network.packet.Packet56MapChunks . func_73279_a ( Packet56MapChunks.java: 195 ) at net.minecraft.network.TcpConnection . func_74428_b ( TcpConnection.java: 462 ) at net.minecraft.client.multiplayer.NetClientHandler . func_72551_d ( NetClientHandler.java: 281 ) at net.minecraft.client.multiplayer.WorldClient . func_72835_b ( WorldClient.java: 99 ) at net.minecraft.client.Minecraft . func_71407_l ( Minecraft.java: 1930 ) at net.minecraft.client.Minecraft . func_71411_J ( Minecraft.java: 910 ) at net.minecraft.client.Minecraft . func_99999_d ( Minecraft.java: 838 ) at net.minecraft.client.main.Main . main ( SourceFile: 101 ) at sun.reflect.NativeMethodAccessorImpl . invoke0 ( -2 ) at sun.reflect.NativeMethodAccessorImpl . invoke ( -1 ) at sun.reflect.DelegatingMethodAccessorImpl . invoke ( -1 ) at java.lang.reflect.Method . invoke ( -1 ) at net.minecraft.launchwrapper.Launch . launch ( Launch.java: 131 ) at net.minecraft.launchwrapper.Launch . main ( Launch.java: 27 )