Crash Report

---- Minecraft Crash Report ----
// Daisy, daisy...

Time: 24.11.13 14:59
Description: Exception in server tick loop

java.lang.OutOfMemoryError: Java heap space
	at net.minecraft.nbt.NBTTagCompound.<init>(SourceFile:13)
	at net.minecraft.nbt.NBTBase.func_74733_a(SourceFile:147)
	at net.minecraft.nbt.NBTTagList.func_74735_a(NBTTagList.java:70)
	at net.minecraft.nbt.NBTBase.func_130104_b(SourceFile:101)
	at net.minecraft.nbt.NBTTagCompound.func_74735_a(SourceFile:38)
	at net.minecraft.nbt.NBTTagList.func_74735_a(NBTTagList.java:71)
	at net.minecraft.nbt.NBTBase.func_130104_b(SourceFile:101)
	at net.minecraft.nbt.NBTTagCompound.func_74735_a(SourceFile:38)
	at net.minecraft.nbt.NBTTagList.func_74735_a(NBTTagList.java:71)
	at net.minecraft.nbt.NBTBase.func_130104_b(SourceFile:101)
	at net.minecraft.nbt.NBTTagCompound.func_74735_a(SourceFile:38)
	at net.minecraft.nbt.NBTBase.func_130104_b(SourceFile:101)
	at net.minecraft.nbt.NBTTagCompound.func_74735_a(SourceFile:38)
	at net.minecraft.nbt.NBTBase.func_130104_b(SourceFile:101)
	at net.minecraft.nbt.NBTBase.func_74739_b(SourceFile:89)
	at net.minecraft.nbt.CompressedStreamTools.func_74794_a(CompressedStreamTools.java:126)
	at net.minecraft.world.chunk.storage.AnvilChunkLoader.func_75815_a(AnvilChunkLoader.java:80)
	at net.minecraft.world.gen.ChunkProviderServer.func_73239_e(ChunkProviderServer.java:182)
	at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:118)
	at net.minecraft.server.MinecraftServer.func_71222_d(MinecraftServer.java:294)
	at net.minecraft.server.MinecraftServer.func_71247_a(MinecraftServer.java:264)
	at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:187)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:445)
	at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
	Minecraft Version: 1.6.4
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.7.0_45, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 120257304 bytes (114 MB) / 259522560 bytes (247 MB) up to 259522560 bytes (247 MB)
	JVM Flags: 0 total;
	AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 2, tcache: 0, allocated: 1, tallocated: 71
	FML: MCP v8.11 FML v6.4.40.944 Minecraft Forge 9.11.1.944 7 mods loaded, 7 mods active
	mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	FML{6.4.40.944} [Forge Mod Loader] (minecraftforge-universal-1.6.4-9.11.1.944.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	Forge{9.11.1.944} [Minecraft Forge] (minecraftforge-universal-1.6.4-9.11.1.944.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	IC2{2.0.306-experimental} [IndustrialCraft 2] (industrialcraft-2_2.0.306-experimental.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	ForgeMultipart{1.0.0.212} [Forge Multipart] (ForgeMultipart-universal-1.6.4-1.0.0.212.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	McMultipart{1.0.0.212} [Minecraft Multipart Plugin] (ForgeMultipart-universal-1.6.4-1.0.0.212.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	ForgeMicroblock{1.0.0.212} [Forge Microblocks] (ForgeMultipart-universal-1.6.4-1.0.0.212.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Player Count: 0 / 3; []
	Is Modded: Definitely; Server brand changed to 'fml,forge'
	Type: Dedicated Server (map_server.txt)