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java.lang.NullPointerException: Exception in server tick loop at net.minecraft.server.v1_7_R3.NBTTagList.load(SourceFile:37) at net.minecraft.server.v1_7_R3.NBTTagList.load(SourceFile:37) at net.minecraft.server.v1_7_R3.NBTTagCompound.a(SourceFile:329) at net.minecraft.server.v1_7_R3.NBTTagCompound.load(SourceFile:41) at net.minecraft.server.v1_7_R3.NBTCompressedStreamTools.a(SourceFile:120) at net.minecraft.server.v1_7_R3.NBTCompressedStreamTools.a(SourceFile:89) at net.minecraft.server.v1_7_R3.NBTCompressedStreamTools.a(SourceFile:85) at net.minecraft.server.v1_7_R3.ChunkRegionLoader.loadChunk(ChunkRegionLoader.java:83) at org.bukkit.craftbukkit.v1_7_R3.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:19) at org.bukkit.craftbukkit.v1_7_R3.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:13) at org.bukkit.craftbukkit.v1_7_R3.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:336) at org.bukkit.craftbukkit.v1_7_R3.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295) at org.bukkit.craftbukkit.v1_7_R3.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:16) at net.minecraft.server.v1_7_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:116) at net.minecraft.server.v1_7_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:98) at net.minecraft.server.v1_7_R3.MinecraftServer.g(MinecraftServer.java:317) at net.minecraft.server.v1_7_R3.MinecraftServer.a(MinecraftServer.java:282) at net.minecraft.server.v1_7_R3.DedicatedServer.init(DedicatedServer.java:182) at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:436) at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628)