crash when trying to open chest on donkey

I put chest on a donkey and opend them with chest in my hand after that my minecraft crashed and this is the error report. Hope it helps

---- Minecraft Crash Report ----
// Who set us up the TNT?

Time: 23-5-13 20:29
Description: Exception in world tick

java.lang.ArrayIndexOutOfBoundsException: 2
	at mg.a(SourceFile:66)
	at vj.c(SourceFile:77)
	at ud.a(SourceFile:391)
	at bbf.a(SourceFile:815)
	at dl.a(SourceFile:45)
	at cj.b(SourceFile:64)
	at bbf.d(SourceFile:95)
	at bbn.b(SourceFile:58)
	at asx.k(SourceFile:1387)
	at asx.R(SourceFile:651)
	at asx.d(SourceFile:607)
	at net.minecraft.client.main.Main.main(SourceFile:78)


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

-- Head --
Stacktrace:
	at mg.a(SourceFile:66)
	at vj.c(SourceFile:77)
	at ud.a(SourceFile:391)
	at bbf.a(SourceFile:815)
	at dl.a(SourceFile:45)
	at cj.b(SourceFile:64)
	at bbf.d(SourceFile:95)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bbq['jochem747'/62, l='MpServer', x=-1477,14, y=57,62, z=-401,32]]
	Chunk stats: MultiplayerChunkCache: 441
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: World: (-1471,4,-429), Chunk: (at 1,0,3 in -92,-27; contains blocks -1472,0,-432 to -1457,255,-417), Region: (-3,-1; contains chunks -96,-32 to -65,-1, blocks -1536,0,-512 to -1025,255,-1)
	Level time: 50348 game time, 4257 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: 32 total; [sa['item.item.arrow'/7, l='MpServer', x=-1536,06, y=56,13, z=-409,78], sa['item.item.rottenFlesh'/10, l='MpServer', x=-1533,56, y=56,13, z=-466,31], sa['item.item.rottenFlesh'/11, l='MpServer', x=-1524,16, y=56,13, z=-460,72], sa['item.item.arrow'/12, l='MpServer', x=-1532,94, y=56,13, z=-432,53], nk['Experience Orb'/15, l='MpServer', x=-1523,19, y=56,25, z=-366,16], ra['Donkey'/23450, l='MpServer', x=-1478,13, y=56,00, z=-400,03], nk['Experience Orb'/16, l='MpServer', x=-1520,09, y=56,25, z=-363,16], sa['item.item.rottenFlesh'/20, l='MpServer', x=-1510,09, y=56,13, z=-447,22], sa['item.item.sulphur'/29, l='MpServer', x=-1516,75, y=56,13, z=-366,97], nk['Experience Orb'/13133, l='MpServer', x=-1498,22, y=56,25, z=-424,81], nk['Experience Orb'/30, l='MpServer', x=-1518,06, y=56,25, z=-364,31], sa['item.item.bone'/34, l='MpServer', x=-1493,38, y=56,13, z=-464,53], ra['thunderbolt'/35, l='MpServer', x=-1478,44, y=56,00, z=-427,03], sa['item.item.arrow'/33, l='MpServer', x=-1493,06, y=56,13, z=-465,69], sa['item.item.rottenFlesh'/39, l='MpServer', x=-1463,41, y=56,13, z=-440,78], ra['Snow spots'/36, l='MpServer', x=-1482,34, y=59,00, z=-427,00], ra['Greedy'/37, l='MpServer', x=-1473,88, y=56,00, z=-426,78], sa['item.item.rottenFlesh'/42, l='MpServer', x=-1462,72, y=56,13, z=-383,16], ra['Mc speedy'/40, l='MpServer', x=-1470,25, y=56,00, z=-427,28], sa['item.item.leash'/41, l='MpServer', x=-1466,91, y=56,13, z=-425,16], sa['item.item.arrow'/47, l='MpServer', x=-1455,19, y=56,13, z=-403,59], sa['item.item.arrow'/51, l='MpServer', x=-1453,78, y=56,13, z=-385,75], sa['item.item.bone'/50, l='MpServer', x=-1443,69, y=56,13, z=-412,66], sa['item.item.arrow'/49, l='MpServer', x=-1444,78, y=56,13, z=-413,88], sa['item.item.bone'/48, l='MpServer', x=-1454,97, y=56,13, z=-404,25], sa['item.item.arrow'/52, l='MpServer', x=-1445,72, y=56,13, z=-387,91], no['entity.LeashKnot.name'/59, l='MpServer', x=-1482,50, y=62,50, z=-426,50], no['entity.LeashKnot.name'/58, l='MpServer', x=-1477,50, y=57,50, z=-428,50], bbq['jochem747'/62, l='MpServer', x=-1477,14, y=57,62, z=-401,32], no['entity.LeashKnot.name'/61, l='MpServer', x=-1469,50, y=57,50, z=-428,50], no['entity.LeashKnot.name'/60, l='MpServer', x=-1473,50, y=57,50, z=-428,50], ra['Donkey'/33805, l='MpServer', x=-1480,78, y=56,00, z=-399,97]]
	Retry entities: 0 total; []
Stacktrace:
	at bbn.a(SourceFile:282)
	at asx.k(SourceFile:1394)
	at asx.R(SourceFile:651)
	at asx.d(SourceFile:607)
	at net.minecraft.client.main.Main.main(SourceFile:78)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bbq['jochem747'/62, l='MpServer', x=-1477,14, y=57,62, z=-401,32]]
	Chunk stats: MultiplayerChunkCache: 441
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: World: (-1471,4,-429), Chunk: (at 1,0,3 in -92,-27; contains blocks -1472,0,-432 to -1457,255,-417), Region: (-3,-1; contains chunks -96,-32 to -65,-1, blocks -1536,0,-512 to -1025,255,-1)
	Level time: 50348 game time, 4257 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: 32 total; [sa['item.item.arrow'/7, l='MpServer', x=-1536,06, y=56,13, z=-409,78], sa['item.item.rottenFlesh'/10, l='MpServer', x=-1533,56, y=56,13, z=-466,31], sa['item.item.rottenFlesh'/11, l='MpServer', x=-1524,16, y=56,13, z=-460,72], sa['item.item.arrow'/12, l='MpServer', x=-1532,94, y=56,13, z=-432,53], nk['Experience Orb'/15, l='MpServer', x=-1523,19, y=56,25, z=-366,16], ra['Donkey'/23450, l='MpServer', x=-1478,13, y=56,00, z=-400,03], nk['Experience Orb'/16, l='MpServer', x=-1520,09, y=56,25, z=-363,16], sa['item.item.rottenFlesh'/20, l='MpServer', x=-1510,09, y=56,13, z=-447,22], sa['item.item.sulphur'/29, l='MpServer', x=-1516,75, y=56,13, z=-366,97], nk['Experience Orb'/13133, l='MpServer', x=-1498,22, y=56,25, z=-424,81], nk['Experience Orb'/30, l='MpServer', x=-1518,06, y=56,25, z=-364,31], sa['item.item.bone'/34, l='MpServer', x=-1493,38, y=56,13, z=-464,53], ra['thunderbolt'/35, l='MpServer', x=-1478,44, y=56,00, z=-427,03], sa['item.item.arrow'/33, l='MpServer', x=-1493,06, y=56,13, z=-465,69], sa['item.item.rottenFlesh'/39, l='MpServer', x=-1463,41, y=56,13, z=-440,78], ra['Snow spots'/36, l='MpServer', x=-1482,34, y=59,00, z=-427,00], ra['Greedy'/37, l='MpServer', x=-1473,88, y=56,00, z=-426,78], sa['item.item.rottenFlesh'/42, l='MpServer', x=-1462,72, y=56,13, z=-383,16], ra['Mc speedy'/40, l='MpServer', x=-1470,25, y=56,00, z=-427,28], sa['item.item.leash'/41, l='MpServer', x=-1466,91, y=56,13, z=-425,16], sa['item.item.arrow'/47, l='MpServer', x=-1455,19, y=56,13, z=-403,59], sa['item.item.arrow'/51, l='MpServer', x=-1453,78, y=56,13, z=-385,75], sa['item.item.bone'/50, l='MpServer', x=-1443,69, y=56,13, z=-412,66], sa['item.item.arrow'/49, l='MpServer', x=-1444,78, y=56,13, z=-413,88], sa['item.item.bone'/48, l='MpServer', x=-1454,97, y=56,13, z=-404,25], sa['item.item.arrow'/52, l='MpServer', x=-1445,72, y=56,13, z=-387,91], no['entity.LeashKnot.name'/59, l='MpServer', x=-1482,50, y=62,50, z=-426,50], no['entity.LeashKnot.name'/58, l='MpServer', x=-1477,50, y=57,50, z=-428,50], bbq['jochem747'/62, l='MpServer', x=-1477,14, y=57,62, z=-401,32], no['entity.LeashKnot.name'/61, l='MpServer', x=-1469,50, y=57,50, z=-428,50], no['entity.LeashKnot.name'/60, l='MpServer', x=-1473,50, y=57,50, z=-428,50], ra['Donkey'/33805, l='MpServer', x=-1480,78, y=56,00, z=-399,97]]
	Retry entities: 0 total; []

-- System Details --
Details:
	Minecraft Version: 13w21a
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.6.0_37, Sun Microsystems Inc.
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
	Memory: 99124760 bytes (94 MB) / 336302080 bytes (320 MB) up to 1037959168 bytes (989 MB)
	JVM Flags: 1 total; -Xmx1G
	AABB Pool Size: 987 (55272 bytes; 0 MB) allocated, 395 (22120 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	LWJGL: 2.9.0
	OpenGL: Mobile Intel(R) 4 Series Express Chipset Family GL version 2.1.0 - Build 8.15.10.1883, Intel
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Texture Pack: Default
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 188 (10528 bytes; 0 MB) allocated, 66 (3696 bytes; 0 MB) used