---- Minecraft Crash Report ----
// Why is it breaking

Time: 3/10/13 12:04 PM
Description: Rendering screen

java.lang.ArrayIndexOutOfBoundsException: -100
at org.lwjgl.input.Keyboard.getKeyName(Keyboard.java:421)
at atl.a(SourceFile:79)
at ban.b(SourceFile:774)
at net.minecraft.client.Minecraft.J(SourceFile:605)
at net.minecraft.client.Minecraft.run(SourceFile:534)
at java.lang.Thread.run(Unknown Source)

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:421)
at atl.a(SourceFile:79)

– Screen render details –
Details:
Screen name: atl
Mouse location: Scaled: (244, 137). Absolute: (489, 275)
Screen size: Scaled: (489, 275). Absolute: (978, 550). Scale factor of 2

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [ays['Jacksdeutsch@gmail.com'/260, l='MpServer', x=216.50, y=68.62, z=-95.50]]
Chunk stats: MultiplayerChunkCache: 125
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: 318 game time, 318 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: 90 total; [pd['Pig'/137, l='MpServer', x=232.53, y=71.00, z=-171.09], pd['Pig'/136, l='MpServer', x=234.31, y=70.00, z=-173.53], qn['Skeleton'/139, l='MpServer', x=227.50, y=39.00, z=-56.50], qn['Skeleton'/138, l='MpServer', x=239.50, y=27.00, z=-158.50], qr['Zombie'/141, l='MpServer', x=232.50, y=21.00, z=-27.50], qd['Enderman'/140, l='MpServer', x=224.78, y=39.00, z=-47.41], ow['Bat'/143, l='MpServer', x=227.25, y=18.82, z=-22.27], ow['Bat'/142, l='MpServer', x=226.42, y=18.97, z=-28.02], pd['Pig'/135, l='MpServer', x=237.72, y=69.00, z=-173.50], pd['Pig'/134, l='MpServer', x=232.50, y=70.00, z=-168.31], pw['Falling Block'/553, l='MpServer', x=131.50, y=41.11, z=-127.50], pe['Sheep'/152, l='MpServer', x=247.53, y=66.00, z=-172.50], pe['Sheep'/153, l='MpServer', x=247.03, y=66.00, z=-174.13], qn['Skeleton'/154, l='MpServer', x=243.50, y=34.00, z=-76.50], ph['Squid'/155, l='MpServer', x=252.56, y=47.85, z=-62.34], ph['Squid'/156, l='MpServer', x=250.86, y=48.00, z=-50.34], pw['Falling Block'/574, l='MpServer', x=249.50, y=23.90, z=-25.50], pw['Falling Block'/573, l='MpServer', x=250.50, y=22.90, z=-25.50], pw['Falling Block'/572, l='MpServer', x=250.50, y=23.90, z=-26.50], pw['Falling Block'/571, l='MpServer', x=243.50, y=38.30, z=-105.50], pw['Falling Block'/570, l='MpServer', x=224.50, y=33.90, z=-20.50], pe['Sheep'/150, l='MpServer', x=243.50, y=67.00, z=-175.50], pe['Sheep'/151, l='MpServer', x=244.50, y=66.00, z=-172.50], ow['Bat'/171, l='MpServer', x=261.64, y=38.13, z=-24.58], ow['Bat'/170, l='MpServer', x=269.04, y=17.00, z=-17.87], qc['Creeper'/169, l='MpServer', x=257.50, y=15.00, z=-16.50], qc['Creeper'/168, l='MpServer', x=261.50, y=28.00, z=-40.50], ph['Squid'/163, l='MpServer', x=258.33, y=49.29, z=-51.32], pe['Sheep'/162, l='MpServer', x=270.50, y=68.00, z=-115.50], pe['Sheep'/161, l='MpServer', x=267.41, y=68.00, z=-116.53], pe['Sheep'/160, l='MpServer', x=269.50, y=68.00, z=-118.50], qc['Creeper'/167, l='MpServer', x=262.50, y=28.00, z=-40.50], qc['Creeper'/166, l='MpServer', x=261.31, y=28.00, z=-39.53], qc['Creeper'/165, l='MpServer', x=263.63, y=28.00, z=-40.00], ph['Squid'/164, l='MpServer', x=258.68, y=48.39, z=-48.11], qn['Skeleton'/50, l='MpServer', x=144.31, y=11.00, z=-90.66], pe['Sheep'/187, l='MpServer', x=274.50, y=69.00, z=-114.47], ow['Bat'/190, l='MpServer', x=281.36, y=14.25, z=-23.26], qc['Creeper'/188, l='MpServer', x=285.50, y=39.00, z=-96.50], ow['Bat'/189, l='MpServer', x=288.11, y=24.06, z=-95.33], pw['Falling Block'/343, l='MpServer', x=304.50, y=48.74, z=-118.50], pw['Falling Block'/611, l='MpServer', x=296.50, y=10.59, z=-63.50], qc['Creeper'/207, l='MpServer', x=294.50, y=13.00, z=-81.50], pw['Falling Block'/609, l='MpServer', x=303.50, y=54.43, z=-117.50], pe['Sheep'/203, l='MpServer', x=296.50, y=75.00, z=-127.50], pw['Falling Block'/464, l='MpServer', x=174.50, y=38.30, z=-57.50], pw['Falling Block'/463, l='MpServer', x=173.50, y=38.30, z=-57.50], pw['Falling Block'/462, l='MpServer', x=172.50, y=38.30, z=-56.50], pw['Falling Block'/461, l='MpServer', x=174.50, y=38.30, z=-56.50], pw['Falling Block'/460, l='MpServer', x=173.50, y=38.30, z=-56.50], qr['Zombie'/93, l='MpServer', x=171.72, y=21.00, z=-118.25], qc['Creeper'/92, l='MpServer', x=171.50, y=16.00, z=-156.50], pw['Falling Block'/454, l='MpServer', x=156.50, y=18.78, z=-159.50], pw['Falling Block'/453, l='MpServer', x=156.50, y=14.96, z=-160.50], qc['Creeper'/95, l='MpServer', x=170.50, y=21.00, z=-117.50], qc['Creeper'/94, l='MpServer', x=171.50, y=21.00, z=-120.00], qc['Creeper'/89, l='MpServer', x=162.50, y=28.00, z=-167.50], qn['Skeleton'/208, l='MpServer', x=289.56, y=13.00, z=-85.44], qn['Skeleton'/91, l='MpServer', x=174.50, y=12.00, z=-153.50], qn['Skeleton'/90, l='MpServer', x=175.16, y=12.00, z=-154.59], qc['Creeper'/102, l='MpServer', x=169.50, y=26.00, z=-56.50], ph['Squid'/100, l='MpServer', x=164.83, y=45.25, z=-76.53], qr['Zombie'/101, l='MpServer', x=167.50, y=22.00, z=-54.50], ph['Squid'/98, l='MpServer', x=169.95, y=46.08, z=-87.61], ph['Squid'/99, l='MpServer', x=162.67, y=46.42, z=-84.00], ph['Squid'/96, l='MpServer', x=166.97, y=56.05, z=-103.23], ph['Squid'/97, l='MpServer', x=172.04, y=58.32, z=-106.74], ph['Squid'/110, l='MpServer', x=179.15, y=57.00, z=-102.21], ph['Squid'/111, l='MpServer', x=185.56, y=47.29, z=-85.02], pd['Pig'/108, l='MpServer', x=187.78, y=70.00, z=-152.53], ph['Squid'/109, l='MpServer', x=176.51, y=58.19, z=-110.36], pd['Pig'/106, l='MpServer', x=189.56, y=70.00, z=-148.69], pd['Pig'/107, l='MpServer', x=191.94, y=69.00, z=-151.03], qn['Skeleton'/104, l='MpServer', x=176.16, y=12.00, z=-154.59], ays['Jacksdeutsch@gmail.com'/260, l='MpServer', x=216.50, y=68.62, z=-95.50], qn['Skeleton'/105, l='MpServer', x=176.50, y=14.00, z=-149.95], ow['Bat'/119, l='MpServer', x=214.22, y=33.25, z=-60.41], qn['Skeleton'/118, l='MpServer', x=218.50, y=33.00, z=-64.50], qr['Zombie'/117, l='MpServer', x=194.84, y=22.55, z=-40.69], qn['Skeleton'/116, l='MpServer', x=199.50, y=16.00, z=-47.50], qr['Zombie'/115, l='MpServer', x=205.06, y=22.00, z=-51.50], pd['Pig'/114, l='MpServer', x=192.53, y=70.00, z=-145.53], qr['Zombie'/127, l='MpServer', x=221.31, y=17.00, z=-40.46], qc['Creeper'/126, l='MpServer', x=223.44, y=17.00, z=-32.25], qn['Skeleton'/125, l='MpServer', x=215.53, y=17.00, z=-47.16], ow['Bat'/124, l='MpServer', x=221.04, y=18.44, z=-39.40], ow['Bat'/123, l='MpServer', x=217.16, y=35.32, z=-60.60], qd['Enderman'/122, l='MpServer', x=219.59, y=34.00, z=-60.00], qd['Enderman'/121, l='MpServer', x=217.90, y=34.00, z=-60.47], qd['Enderman'/120, l='MpServer', x=220.50, y=33.00, z=-59.50]]
Retry entities: 0 total; []
Stacktrace:
at ayp.a(SourceFile:281)
at net.minecraft.client.Minecraft.b(SourceFile:1871)
at net.minecraft.client.Minecraft.run(SourceFile:543)
at java.lang.Thread.run(Unknown Source)

– System Details –
Details:
Minecraft Version: 1.4.7
Operating System: Windows 7 (x86) version 6.1
Java Version: 1.7.0_17, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
Memory: 907352616 bytes (865 MB) / 1037959168 bytes (989 MB) up to 1037959168 bytes (989 MB)
JVM Flags: 3 total; -Xbootclasspath/a:C:\\PROGRA~2\\Java\\jre7\\lib\\deploy.jar;C:\\PROGRA~2\\Java\\jre7\\lib\\javaws.jar;C:\\PROGRA~2\\Java\\jre7\\lib
plugin.jar -Xmx1g -Xms1024M
AABB Pool Size: 18723 (1048488 bytes; 0 MB) allocated, 2364 (132384 bytes; 0 MB) used
Suspicious classes: No suspicious classes found.
IntCache: cache: 0, tcache: 0, allocated: 1, tallocated: 63
LWJGL: 2.4.2
OpenGL: ATI Mobility Radeon HD 4200 Series GL version 3.2.9704 Compatibility Profile Context, ATI Technologies Inc.
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: 2242 (125552 bytes; 0 MB) allocated, 2242 (125552 bytes; 0 MB) used