[14:29:27] [Server thread/WARN] [FML]: Unable to read forced chunk data at C:\Users\samee\Downloads\FTBInfinityServer_3.1.0\.\world\DIM-6\forcedchunks.dat - it will be ignored
java.io.IOException: Root tag must be a named compound tag
        at net.minecraft.nbt.CompressedStreamTools.func_152456_a(CompressedStreamTools.java:133) ~[du.class:?]
        at net.minecraft.nbt.CompressedStreamTools.func_152458_a(CompressedStreamTools.java:216) ~[du.class:?]
        at net.minecraft.nbt.CompressedStreamTools.func_74797_a(CompressedStreamTools.java:200) ~[du.class:?]
        at net.minecraftforge.common.ForgeChunkManager.loadWorld(ForgeChunkManager.java:421) [ForgeChunkManager.class:?]
        at net.minecraftforge.common.ForgeInternalHandler.onDimensionLoad(ForgeInternalHandler.java:64) [ForgeInternalHandler.class:?]
        at cpw.mods.fml.common.eventhandler.ASMEventHandler_8_ForgeInternalHandler_onDimensionLoad_Load.invoke(.dynamic) [?:?]
        at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:54) [ASMEventHandler.class:?]
        at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:140) [EventBus.class:?]
        at net.minecraft.server.MinecraftServer.func_71247_a(MinecraftServer.java:230) [MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:258) [lt.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685) [li.class:?]
[14:29:27] [Server thread/INFO]: Preparing start region for level 0
[14:29:28] [Server thread/ERROR]: Chunk file at -6,2 is in the wrong location; relocating. (Expected -6, 2, got -5, 1)
[14:29:28] [Server thread/ERROR]: Encountered an unexpected exception
java.lang.ArrayIndexOutOfBoundsException: -1
        at net.minecraft.world.chunk.NibbleArray.func_76582_a(SourceFile:28) ~[apv.class:?]
        at net.minecraft.world.chunk.storage.ExtendedBlockStorage.func_76665_b(SourceFile:75) ~[apz.class:?]
        at net.minecraft.world.chunk.Chunk.func_76628_c(Chunk.java:548) ~[apx.class:?]
        at net.minecraft.world.chunk.Chunk.func_150812_a(Chunk.java:878) ~[apx.class:?]
        at net.minecraft.world.chunk.Chunk.func_150813_a(Chunk.java:862) ~[apx.class:?]
        at net.minecraft.world.chunk.storage.AnvilChunkLoader.loadEntities(AnvilChunkLoader.java:500) ~[aqk.class:?]
        at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:41) ~[ChunkIOProvider.class:?]
        at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:12) ~[ChunkIOProvider.class:?]
        at net.minecraftforge.common.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:344) ~[AsynchronousExecutor.class:?]
        at net.minecraftforge.common.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:302) ~[AsynchronousExecutor.class:?]
        at net.minecraftforge.common.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:12) ~[ChunkIOExecutor.class:?]
        at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:126) ~[ms.class:?]
        at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:101) ~[ms.class:?]
        at net.minecraft.server.MinecraftServer.func_71222_d(MinecraftServer.java:265) ~[MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer.func_71247_a(MinecraftServer.java:235) ~[MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:258) ~[lt.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685) [li.class:?]