Hopper: java.lang.ArrayIndexOutOfBoundsException: -100

java.lang.ArrayIndexOutOfBoundsException: -100
	at org.lwjgl.input.Keyboard.getKeyName(Keyboard.java:429)
	at bcw.a(SourceFile:970)
	at ef.a(SourceFile:48)
	at cn.b(SourceFile:64)

---- Minecraft Crash Report ----
// Oh - I know what I did wrong!

Time: 19/09/13 21:08
Description: Unexpected error

java.lang.ArrayIndexOutOfBoundsException: -100
	at org.lwjgl.input.Keyboard.getKeyName(Keyboard.java:429)
	at bcw.a(SourceFile:970)
	at ef.a(SourceFile:48)
	at cn.b(SourceFile:64)
	at atv.k(SourceFile:1405)
	at atv.S(SourceFile:663)
	at atv.d(SourceFile:619)
	at net.minecraft.client.main.Main.main(SourceFile:101)


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

-- Head --
Stacktrace:
	at org.lwjgl.input.Keyboard.getKeyName(Keyboard.java:429)
	at bcw.a(SourceFile:970)
	at ef.a(SourceFile:48)
	at cn.b(SourceFile:64)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bdi['Player'/244, l='MpServer', x=211,50, y=68,62, z=-94,50]]
	Chunk stats: MultiplayerChunkCache: 15
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: World: (216,64,-92), Chunk: (at 8,4,4 in 13,-6; contains blocks 208,0,-96 to 223,255,-81), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Level time: 171 game time, 171 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: 6 total; [sc['Pieuvre'/137, l='MpServer', x=228,50, y=62,00, z=-55,50], sc['Pieuvre'/139, l='MpServer', x=227,53, y=61,91, z=-49,69], sc['Pieuvre'/138, l='MpServer', x=226,91, y=62,28, z=-57,59], bdi['Player'/244, l='MpServer', x=211,50, y=68,62, z=-94,50], ro['Chauve-souris'/135, l='MpServer', x=236,44, y=38,03, z=-56,06], ro['Chauve-souris'/134, l='MpServer', x=235,09, y=38,50, z=-52,34]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at bdd.a(SourceFile:284)
	at atv.b(SourceFile:1761)
	at atv.d(SourceFile:633)
	at net.minecraft.client.main.Main.main(SourceFile:101)

-- System Details --
Details:
	Minecraft Version: 1.6.4
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.6.0_27, Sun Microsystems Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Sun Microsystems Inc.
	Memory: 215303200 bytes (205 MB) / 336461824 bytes (320 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 10817 (605752 bytes; 0 MB) allocated, 10817 (605752 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 1, tallocated: 63
	Launched Version: 1.6.4
	LWJGL: 2.9.0
	OpenGL: Intel 965/963 Graphics Media Accelerator GL version 2.0.0 - Build 8.14.10.1930, Intel
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Pack: Default
	Current Language: Français (CA)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used