Minecraft crasht nach etwa 5 Minuten

---- Minecraft Crash Report ----
// You're mean.


Time: 25.02.14 18:34
Description: Unexpected error


java.lang.NullPointerException: Unexpected error
	at net.minecraft.tileentity.TileEntity.func_145838_q(TileEntity.java:173)
	at net.minecraft.client.renderer.RenderGlobal.getTileEntityBoundingBox(RenderGlobal.java:3340)
	at net.minecraft.client.renderer.RenderGlobal.func_147589_a(RenderGlobal.java:744)
	at net.minecraft.client.renderer.EntityRenderer.func_78471_a(EntityRenderer.java:1728)
	at net.minecraft.client.renderer.EntityRenderer.func_78480_b(EntityRenderer.java:1298)
	at net.minecraft.client.Minecraft.func_71411_J(MinecraftOverlay.java:930)
	at net.minecraft.client.Minecraft.func_99999_d(MinecraftOverlay.java:821)
	at net.minecraft.client.main.Main.main(SourceFile:103)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:134)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28)




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


-- Head --
Stacktrace:
	at net.minecraft.tileentity.TileEntity.func_145838_q(TileEntity.java:173)
	at net.minecraft.client.renderer.RenderGlobal.getTileEntityBoundingBox(RenderGlobal.java:3340)
	at net.minecraft.client.renderer.RenderGlobal.func_147589_a(RenderGlobal.java:744)
	at net.minecraft.client.renderer.EntityRenderer.func_78471_a(EntityRenderer.java:1728)


-- Affected level --
Details:
	Level name: MpServer
	All players: 2 total; [EntityClientPlayerMP['DJnf1999'/22494895, l='MpServer', x=546,49, y=66,04, z=2740,30], EntityOtherPlayerMP['oOJack_FrostOo'/22379751, l='MpServer', x=585,03, y=64,00, z=2746,88]]
	Chunk stats: MultiplayerChunkCache: 158, 158
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: World: (-820,62,1420), Chunk: (at 12,3,12 in -52,88; contains blocks -832,0,1408 to -817,255,1423), Region: (-2,2; contains chunks -64,64 to -33,95, blocks -1024,0,1024 to -513,255,1535)
	Level time: 1177959958 game time, 1179984507 day time
	Level dimension: 0
	Level storage version: 0x00000 - Unknown?
	Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
	Forced entities: 48 total; [EntityClientPlayerMP['DJnf1999'/22494895, l='MpServer', x=546,49, y=66,04, z=2740,30], EntityPainting['Gemälde'/22307313, l='MpServer', x=489,50, y=75,50, z=2737,94], EntityPainting['Gemälde'/22307312, l='MpServer', x=488,50, y=69,00, z=2748,06], EntityItemFrame['entity.ItemFrame.name'/22302528, l='MpServer', x=543,06, y=70,50, z=2751,50], EntityItemFrame['entity.ItemFrame.name'/22302529, l='MpServer', x=550,94, y=70,50, z=2751,50], EntityPainting['Gemälde'/22495000, l='MpServer', x=453,06, y=79,00, z=2718,00], EntityPainting['Gemälde'/22494999, l='MpServer', x=455,00, y=79,00, z=2719,94], EntityPainting['Gemälde'/22302513, l='MpServer', x=498,50, y=69,00, z=2748,06], EntityItemFrame['entity.ItemFrame.name'/22297150, l='MpServer', x=545,50, y=70,50, z=2758,94], EntityItemFrame['entity.ItemFrame.name'/22297148, l='MpServer', x=550,94, y=70,50, z=2757,50], EntityItemFrame['entity.ItemFrame.name'/22297149, l='MpServer', x=548,50, y=70,50, z=2758,94], EntityItemFrame['entity.ItemFrame.name'/22297146, l='MpServer', x=550,94, y=70,50, z=2753,50], EntityItemFrame['entity.ItemFrame.name'/22297147, l='MpServer', x=550,94, y=70,50, z=2755,50], EntityItemFrame['entity.ItemFrame.name'/22297144, l='MpServer', x=543,06, y=70,50, z=2755,50], EntityItemFrame['entity.ItemFrame.name'/22297145, l='MpServer', x=543,06, y=70,50, z=2753,50], EntityItemFrame['entity.ItemFrame.name'/22297143, l='MpServer', x=543,06, y=70,50, z=2757,50], EntityItemFrame['entity.ItemFrame.name'/22306998, l='MpServer', x=513,94, y=69,50, z=2719,50], EntityItemFrame['entity.ItemFrame.name'/22306999, l='MpServer', x=512,50, y=74,50, z=2714,94], EntityItemFrame['entity.ItemFrame.name'/22306996, l='MpServer', x=511,50, y=78,50, z=2712,06], EntityItemFrame['entity.ItemFrame.name'/22307006, l='MpServer', x=512,50, y=69,50, z=2710,06], EntityItemFrame['entity.ItemFrame.name'/22307007, l='MpServer', x=516,50, y=69,50, z=2710,06], EntityItemFrame['entity.ItemFrame.name'/22307004, l='MpServer', x=513,50, y=74,50, z=2710,06], EntityItemFrame['entity.ItemFrame.name'/22307005, l='MpServer', x=519,94, y=70,50, z=2717,50], EntityItemFrame['entity.ItemFrame.name'/22307002, l='MpServer', x=513,94, y=69,50, z=2716,50], EntityItemFrame['entity.ItemFrame.name'/22307003, l='MpServer', x=515,06, y=70,50, z=2718,50], EntityItemFrame['entity.ItemFrame.name'/22307000, l='MpServer', x=519,94, y=74,50, z=2712,50], EntityItemFrame['entity.ItemFrame.name'/22307001, l='MpServer', x=516,50, y=74,50, z=2710,06], EntityOtherPlayerMP['oOJack_FrostOo'/22379751, l='MpServer', x=585,03, y=64,00, z=2746,88], EntityOtherPlayerMP['oOJack_FrostOo'/22379751, l='MpServer', x=585,03, y=64,00, z=2746,88], EntityItemFrame['entity.ItemFrame.name'/22302515, l='MpServer', x=518,50, y=67,50, z=2749,94], EntityPainting['Gemälde'/22494900, l='MpServer', x=363,00, y=70,00, z=2792,94], EntityItemFrame['entity.ItemFrame.name'/22302514, l='MpServer', x=518,06, y=67,50, z=2749,50], EntityPainting['Gemälde'/22307312, l='MpServer', x=488,50, y=69,00, z=2748,06], EntityPainting['Gemälde'/22302513, l='MpServer', x=498,50, y=69,00, z=2748,06], EntityPainting['Gemälde'/22302513, l='MpServer', x=498,50, y=69,00, z=2748,06], EntityItemFrame['entity.ItemFrame.name'/22302519, l='MpServer', x=522,94, y=67,50, z=2745,50], EntityItemFrame['entity.ItemFrame.name'/22302518, l='MpServer', x=522,50, y=67,50, z=2749,94], EntityItemFrame['entity.ItemFrame.name'/22302517, l='MpServer', x=520,50, y=67,50, z=2749,94], EntityItemFrame['entity.ItemFrame.name'/22302516, l='MpServer', x=520,50, y=67,50, z=2749,94], EntityItemFrame['entity.ItemFrame.name'/22302523, l='MpServer', x=522,50, y=67,50, z=2745,06], EntityItemFrame['entity.ItemFrame.name'/22302522, l='MpServer', x=522,94, y=67,50, z=2747,50], EntityItemFrame['entity.ItemFrame.name'/22302521, l='MpServer', x=522,94, y=67,50, z=2749,50], EntityItemFrame['entity.ItemFrame.name'/22302520, l='MpServer', x=518,06, y=67,50, z=2747,50], EntityItemFrame['entity.ItemFrame.name'/22302527, l='MpServer', x=518,06, y=67,50, z=2745,50], EntityItemFrame['entity.ItemFrame.name'/22302526, l='MpServer', x=516,50, y=69,50, z=2741,94], EntityItemFrame['entity.ItemFrame.name'/22302525, l='MpServer', x=519,94, y=68,50, z=2742,50], EntityPainting['Gemälde'/22307312, l='MpServer', x=488,50, y=69,00, z=2748,06], EntityItemFrame['entity.ItemFrame.name'/22302524, l='MpServer', x=517,06, y=68,50, z=2742,50]]
	Retry entities: 0 total; []
	Server brand: CraftBukkit
	Server type: Non-integrated multiplayer server
Stacktrace:
	at net.minecraft.client.multiplayer.WorldClient.func_72914_a(SourceFile:284)
	at net.minecraft.client.Minecraft.func_71396_d(MinecraftOverlay.java:2444)
	at net.minecraft.client.Minecraft.func_99999_d(MinecraftOverlay.java:850)
	at net.minecraft.client.main.Main.main(SourceFile:103)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:134)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28)


-- System Details --
Details:
	Minecraft Version: 1.7.2
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 585208208 bytes (558 MB) / 1592262656 bytes (1518 MB) up to 5726797824 bytes (5461 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx6G
	AABB Pool Size: 929 (52024 bytes; 0 MB) allocated, 667 (37352 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
	FML: MCP v9.01-pre FML v7.2.124.874 Optifine OptiFine_1.7.2_HD_U_C2 2 mods loaded, 2 mods active
	mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	FML{7.2.124.874} [Forge Mod Loader] (fml-1.7.2-7.2.124.874.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Launched Version: 1.7.2
	LWJGL: 2.9.0
	OpenGL: AMD Radeon HD 7900 Series GL version 4.2.12430 Compatibility Profile Context 13.152.1.8000, ATI Technologies Inc.
	Is Modded: Definitely; Client brand changed to 'fml'
	Type: Client (map_client.txt)
	Resource Packs: [Just Craft it! 1.7.2.zip]
	Current Language: Deutsch (Deutschland)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 933 (52248 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Anisotropic Filtering: Off (1)