Hopper: java.lang.ArrayIndexOutOfBoundsException: 17

java.lang.ArrayIndexOutOfBoundsException: 17
	at azz.a(SourceFile:69)
	at azz.a(SourceFile:45)
	at azx.a(SourceFile:28)
	at bie.a(SourceFile:962)
	at ga.a(SourceFile:40)
	at ga.a(SourceFile:8)
	at ek.a(SourceFile:150)
	at bij.e(SourceFile:209)

---- Minecraft Crash Report ----
// I let you down. Sorry :(

Time: 10/18/13 8:48 PM
Description: Unexpected error

java.lang.ArrayIndexOutOfBoundsException: 28
	at azz.a(SourceFile:69)
	at azz.a(SourceFile:45)
	at azx.a(SourceFile:28)
	at bie.a(SourceFile:962)
	at ga.a(SourceFile:40)
	at ga.a(SourceFile:8)
	at ek.a(SourceFile:150)
	at bij.e(SourceFile:209)
	at ays.o(SourceFile:1281)
	at ays.ab(SourceFile:755)
	at ays.e(SourceFile:706)
	at net.minecraft.client.main.Main.main(SourceFile:103)


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

-- Head --
Stacktrace:
	at azz.a(SourceFile:69)
	at azz.a(SourceFile:45)
	at azx.a(SourceFile:28)
	at bie.a(SourceFile:962)
	at ga.a(SourceFile:40)
	at ga.a(SourceFile:8)
	at ek.a(SourceFile:150)
	at bij.e(SourceFile:209)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bip['angrybird1111'/26, l='MpServer', x=139.30, y=57.62, z=-2250.05]]
	Chunk stats: MultiplayerChunkCache: 30, 30
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: World: (143,4,-2258), Chunk: (at 15,0,14 in 8,-142; contains blocks 128,0,-2272 to 143,255,-2257), Region: (0,-5; contains chunks 0,-160 to 31,-129, blocks 0,0,-2560 to 511,255,-2049)
	Level time: 367962 game time, 1000 day time
	Level dimension: 0
	Level storage version: 0x00000 - Unknown?
	Level weather: Rain time: 0 (now: true), thunder time: 0 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: false
	Forced entities: 27 total; [xb['worker'/0, l='MpServer', x=132.06, y=56.88, z=-2259.66], xb['worker'/1, l='MpServer', x=135.22, y=56.00, z=-2258.76], xb['worker'/2, l='MpServer', x=136.13, y=56.00, z=-2258.69], xb['worker'/3, l='MpServer', x=135.22, y=56.00, z=-2258.30], xb['worker'/4, l='MpServer', x=137.47, y=56.00, z=-2258.75], uo['Horse'/5, l='MpServer', x=130.16, y=56.50, z=-2248.06], xb['Villager'/6, l='MpServer', x=140.50, y=57.00, z=-2242.50], qz['entity.ItemFrame.name'/7, l='MpServer', x=147.50, y=57.50, z=-2242.06], qz['entity.ItemFrame.name'/8, l='MpServer', x=147.50, y=57.50, z=-2242.06], qz['entity.ItemFrame.name'/9, l='MpServer', x=147.50, y=57.50, z=-2242.06], qz['entity.ItemFrame.name'/10, l='MpServer', x=147.50, y=57.50, z=-2242.06], qz['entity.ItemFrame.name'/11, l='MpServer', x=149.50, y=57.50, z=-2242.06], qz['entity.ItemFrame.name'/12, l='MpServer', x=149.50, y=57.50, z=-2242.06], qz['entity.ItemFrame.name'/13, l='MpServer', x=149.50, y=57.50, z=-2242.06], qz['entity.ItemFrame.name'/14, l='MpServer', x=149.50, y=57.50, z=-2242.06], qz['entity.ItemFrame.name'/15, l='MpServer', x=149.50, y=57.50, z=-2242.06], qz['entity.ItemFrame.name'/17, l='MpServer', x=147.50, y=57.50, z=-2235.94], qz['entity.ItemFrame.name'/16, l='MpServer', x=147.50, y=57.50, z=-2235.94], qz['entity.ItemFrame.name'/19, l='MpServer', x=147.50, y=57.50, z=-2235.94], qz['entity.ItemFrame.name'/18, l='MpServer', x=147.50, y=57.50, z=-2235.94], qz['entity.ItemFrame.name'/21, l='MpServer', x=149.50, y=57.50, z=-2235.94], qz['entity.ItemFrame.name'/20, l='MpServer', x=147.50, y=57.50, z=-2235.94], qz['entity.ItemFrame.name'/23, l='MpServer', x=149.50, y=57.50, z=-2235.94], qz['entity.ItemFrame.name'/22, l='MpServer', x=149.50, y=57.50, z=-2235.94], ra['entity.LeashKnot.name'/25, l='MpServer', x=131.50, y=58.50, z=-2247.50], qz['entity.ItemFrame.name'/24, l='MpServer', x=149.50, y=57.50, z=-2235.94], bip['angrybird1111'/26, l='MpServer', x=139.30, y=57.62, z=-2250.05]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at bik.a(SourceFile:302)
	at ays.b(SourceFile:1924)
	at ays.e(SourceFile:720)
	at net.minecraft.client.main.Main.main(SourceFile:103)

-- System Details --
Details:
	Minecraft Version: 13w41a
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.6.0_17, Sun Microsystems Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Sun Microsystems Inc.
	Memory: 141190656 bytes (134 MB) / 321585152 bytes (306 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 2649 (148344 bytes; 0 MB) allocated, 591 (33096 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Launched Version: 13w41a
	LWJGL: 2.9.0
	OpenGL: Mobile Intel(R) 4 Series Express Chipset Family GL version 2.1.0 - Build 8.15.10.2086, Intel
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: []
	Current Language: English (US)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 182 (10192 bytes; 0 MB) allocated, 182 (10192 bytes; 0 MB) used