I just crashed

---- Minecraft Crash Report ----
// You should try our sister game, Minceraft!

Time: 5-7-13 14:25
Description: Rendering screen

java.lang.ArrayIndexOutOfBoundsException: 2
	at net.minecraft.inventory.InventoryBasic.func_70301_a(SourceFile:33)
	at net.minecraft.inventory.Slot.func_75211_c(Slot.java:91)
	at net.minecraft.client.gui.inventory.GuiContainer.func_74192_a(GuiContainer.java:353)
	at net.minecraft.client.gui.inventory.GuiContainer.func_73863_a(GuiContainer.java:132)
	at net.minecraft.client.gui.inventory.GuiScreenHorseInventory.func_73863_a(SourceFile:55)
	at net.minecraft.client.renderer.EntityRenderer.func_78480_b(EntityRenderer.java:1036)
	at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:930)
	at net.minecraft.client.Minecraft.run(Minecraft.java:822)
	at net.minecraft.client.main.Main.main(SourceFile:101)
	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:57)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:18)


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

-- Head --
Stacktrace:
	at net.minecraft.inventory.InventoryBasic.func_70301_a(SourceFile:33)
	at net.minecraft.inventory.Slot.func_75211_c(Slot.java:91)
	at net.minecraft.client.gui.inventory.GuiContainer.func_74192_a(GuiContainer.java:353)
	at net.minecraft.client.gui.inventory.GuiContainer.func_73863_a(GuiContainer.java:132)
	at net.minecraft.client.gui.inventory.GuiScreenHorseInventory.func_73863_a(SourceFile:55)

-- Screen render details --
Details:
	Screen name: net.minecraft.client.gui.inventory.GuiScreenHorseInventory
	Mouse location: Scaled: (213, 119). Absolute: (427, 240)
	Screen size: Scaled: (427, 240). Absolute: (854, 480). Scale factor of 2

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [EntityClientPlayerMP['Stanbroek2'/47, l='MpServer', x=994,12, y=57,54, z=370,73]]
	Chunk stats: MultiplayerChunkCache: 441
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: World: (1017,56,381), Chunk: (at 9,3,13 in 63,23; contains blocks 1008,0,368 to 1023,255,383), Region: (1,0; contains chunks 32,0 to 63,31, blocks 512,0,0 to 1023,255,511)
	Level time: 293870 game time, 4781 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: creative (ID 1). Hardcore: false. Cheats: false
	Forced entities: 36 total; [EntityZombie['Zombie'/2, l='MpServer', x=996,69, y=56,00, z=354,44], EntityVillager['Villager'/3, l='MpServer', x=994,50, y=56,00, z=354,50], EntityHorse['Horse'/4, l='MpServer', x=998,50, y=56,20, z=370,50], EntityMinecartEmpty['entity.MinecartRideable.name'/5, l='MpServer', x=998,50, y=56,50, z=370,50], EntityHorse['Horse'/6, l='MpServer', x=996,50, y=56,20, z=370,50], EntityMinecartEmpty['entity.MinecartRideable.name'/7, l='MpServer', x=996,50, y=56,50, z=370,50], EntitySkeleton['Skeleton'/3091, l='MpServer', x=1000,50, y=56,00, z=354,50], EntityItemFrame['entity.ItemFrame.name'/14, l='MpServer', x=1011,50, y=56,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/15, l='MpServer', x=1012,50, y=56,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/17, l='MpServer', x=1012,50, y=58,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/16, l='MpServer', x=1014,50, y=56,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/19, l='MpServer', x=1012,50, y=58,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/18, l='MpServer', x=1014,50, y=58,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/21, l='MpServer', x=1011,50, y=60,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/20, l='MpServer', x=1011,50, y=59,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/23, l='MpServer', x=1012,50, y=60,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/22, l='MpServer', x=1012,50, y=59,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/25, l='MpServer', x=1013,50, y=60,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/24, l='MpServer', x=1013,50, y=59,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/27, l='MpServer', x=1014,50, y=60,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/26, l='MpServer', x=1014,50, y=59,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/29, l='MpServer', x=1013,50, y=61,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/28, l='MpServer', x=1014,50, y=61,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/31, l='MpServer', x=1011,50, y=61,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/30, l='MpServer', x=1012,50, y=61,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/34, l='MpServer', x=1013,50, y=56,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/35, l='MpServer', x=1012,50, y=57,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/32, l='MpServer', x=1011,50, y=57,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/33, l='MpServer', x=1011,50, y=58,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/38, l='MpServer', x=1013,50, y=57,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/36, l='MpServer', x=1013,50, y=58,50, z=369,06], EntityItemFrame['entity.ItemFrame.name'/37, l='MpServer', x=1014,50, y=57,50, z=369,06], EntityLeashKnot['entity.LeashKnot.name'/46, l='MpServer', x=995,50, y=58,50, z=375,50], EntityZombie['Zombie'/1740, l='MpServer', x=998,31, y=56,00, z=354,50], EntityLeashKnot['entity.LeashKnot.name'/45, l='MpServer', x=998,50, y=58,50, z=375,50], EntityClientPlayerMP['Stanbroek2'/47, l='MpServer', x=994,12, y=57,54, z=370,73]]
	Retry entities: 0 total; []
Stacktrace:
	at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:446)
	at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2284)
	at net.minecraft.client.Minecraft.run(Minecraft.java:840)
	at net.minecraft.client.main.Main.main(SourceFile:101)
	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:57)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:18)

-- System Details --
Details:
	Minecraft Version: 1.6.1
	Operating System: Windows XP (x86) version 5.1
	Java Version: 1.7.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 63396488 bytes (60 MB) / 295649280 bytes (281 MB) up to 1037959168 bytes (989 MB)
	JVM Flags: 1 total; -Xmx1G
	AABB Pool Size: 172 (9632 bytes; 0 MB) allocated, 140 (7840 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	FML: MCP v8.03 FML v6.1.34.771 Minecraft Forge 8.9.0.771 4 mods loaded, 4 mods active
	mcp{7.51} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	FML{6.1.34.771} [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Forge{8.9.0.771} [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	NBTEdit{1.6.1.0} [In-game NBTEdit] (Forge_NBTEditv1.6.1.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Launched Version: Forge8.9.0.771
	LWJGL: 2.9.0
	OpenGL: Quadro FX 570/PCI/SSE2 GL version 3.0.0, NVIDIA Corporation
	Is Modded: Definitely; Client brand changed to 'fml,forge'
	Type: Client (map_client.txt)
	Resource Pack: Default
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 103 (5768 bytes; 0 MB) allocated, 101 (5656 bytes; 0 MB) used