Crash

---- Minecraft Crash Report ----
// This is a token for 1 free hug. Redeem at your nearest Mojangsta: [~~HUG~~]

Time: 7/29/14 8:19 PM
Description: Exception ticking world

java.lang.NoClassDefFoundError: net/minecraft/world/CallableLvl1
	at net.minecraft.world.World.func_72821_m(World.java:862)
	at net.minecraft.world.World.func_72898_h(World.java:787)
	at net.minecraft.world.World.func_72851_f(World.java:741)
	at net.minecraft.world.World.func_72832_d(World.java:573)
	at net.minecraft.world.World.func_94575_c(World.java:721)
	at net.minecraft.world.WorldServer.func_72893_g(WorldServer.java:397)
	at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:199)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:657)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)
	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:129)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
	at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)


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

-- Head --
Stacktrace:
	at net.minecraft.world.World.func_72821_m(World.java:862)
	at net.minecraft.world.World.func_72898_h(World.java:787)
	at net.minecraft.world.World.func_72851_f(World.java:741)
	at net.minecraft.world.World.func_72832_d(World.java:573)
	at net.minecraft.world.World.func_94575_c(World.java:721)
	at net.minecraft.world.WorldServer.func_72893_g(WorldServer.java:397)
	at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:199)

-- Affected level --
Details:
	Level name: TFC world
	All players: 1 total; [EntityPlayerMP['Gainerguy'/62, l='TFC world', x=725.06, y=125.87, z=-14201.57]]
	Chunk stats: ServerChunkCache: 772 Drop: 0
	Level seed: 6893712441903784707
	Level generator: ID 00 - DEFAULT, ver 1. Features enabled: true
	Level generator options:
	Level spawn location: World: (576,151,-14204), Chunk: (at 0,9,4 in 36,-888; contains blocks 576,0,-14208 to 591,255,-14193), Region: (1,-28; contains chunks 32,-896 to 63,-865, blocks 512,0,-14336 to 1023,255,-13825)
	Level time: 930109 game time, 1506109 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 19668 (now: true), thunder time: 99987 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:657)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)
	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:129)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
	at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)

-- System Details --
Details:
	Minecraft Version: 1.6.4
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.7.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 223436072 bytes (213 MB) / 558477312 bytes (532 MB) up to 1037959168 bytes (989 MB)
	Mod Pack: Unknown / None
	LiteLoader Mods: 0 loaded mod(s)
	JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xms512m -Xmx1024m
	AABB Pool Size: 787 (44072 bytes; 0 MB) allocated, 2 (112 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 0, tcache: 9, allocated: 1, tallocated: 31
	FML: MCP v8.11 FML v6.4.49.965 Minecraft Forge 9.11.1.965 9 mods loaded, 9 mods active
	mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	FML{6.4.49.965} [Forge Mod Loader] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Forge{9.11.1.965} [Minecraft Forge] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	CodeChickenCore{0.9.0.9} [CodeChicken Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	NotEnoughItems{1.6.1.9} [Not Enough Items] (NotEnoughItems 1.6.1.9.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	tfc_coremod{0.78.17} [TFC[coremod]] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	terrafirmacraft{0.78.17} [TerraFirmaCraft] (TFC-0.78.17.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Waila{1.5.2a} [Waila] (Waila_1.5.2a.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	mod_ZanMinimap{0.9.4} [Zan's Minimap] (ZansMinimap1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 109 (6104 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Player Count: 1 / 8; [EntityPlayerMP['Gainerguy'/62, l='TFC world', x=725.06, y=125.87, z=-14201.57]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Definitely; Client brand changed to 'fml,forge'