Server Crash .plz help me

[nikly6710]

---- Minecraft Crash Report ----

// Surprise! Haha. Well, this is awkward.

 

Time: 2014/11/7 下午 9:40

Description: Exception in server tick loop

 

java.lang.OutOfMemoryError: Java heap space

at net.minecraft.nbt.NBTTagByteArray.func_74735_a(SourceFile:27)

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:

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-- System Details --

Details:

Minecraft Version: 1.6.4

Operating System: Windows 7 (x86) version 6.1

Java Version: 1.7.0_67, Oracle Corporation

Java VM Version: Java HotSpot Client VM (mixed mode, sharing), Oracle Corporation

Memory: 44840 bytes (0 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: 0, tcache: 0, allocated: 2, tallocated: 64

FML: ~~ERROR~~ OutOfMemoryError: Java heap space

Profiler Position: N/A (disabled)

Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used

Player Count: 0 / 20; []

Is Modded: Definitely; Server brand changed to 'fml,forge'

Type: Dedicated Server (map_server.txt)

[j0ach1mmall3]

How many GB have you dedicated to the server?