java.lang.IndexOutOfBoundsException: Index: 49, Size: 45
	at java.util.ArrayList.rangeCheck(Unknown Source)
	at java.util.ArrayList.get(Unknown Source)
	at xv.a(SourceFile:281)
	at bif.a(SourceFile:305)
	at bcp.a(SourceFile:490)
	at bcp.a(SourceFile:514)
	at bcp.a(SourceFile:499)
	at bbp.l(SourceFile:258)
	at bbp.k(SourceFile:217)

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

Time: 10/11/13 5:23 PM
Description: Updating screen events

java.lang.IndexOutOfBoundsException: Index: 67, Size: 45
	at java.util.ArrayList.rangeCheck(Unknown Source)
	at java.util.ArrayList.get(Unknown Source)
	at xv.a(SourceFile:281)
	at bif.a(SourceFile:305)
	at bcp.a(SourceFile:490)
	at bcp.a(SourceFile:514)
	at bcp.a(SourceFile:499)
	at bbp.l(SourceFile:258)
	at bbp.k(SourceFile:217)
	at ayp.o(SourceFile:1303)
	at ayp.ab(SourceFile:755)
	at ayp.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 java.util.ArrayList.rangeCheck(Unknown Source)
	at java.util.ArrayList.get(Unknown Source)
	at xv.a(SourceFile:281)
	at bif.a(SourceFile:305)
	at bcp.a(SourceFile:490)
	at bcp.a(SourceFile:514)
	at bcp.a(SourceFile:499)
	at bbp.l(SourceFile:258)
	at bbp.k(SourceFile:217)

-- Affected screen --
Details:
	Screen name: ~~ERROR~~ NullPointerException: null

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bil['shdosf'/139, l='MpServer', x=511.89, y=50.62, z=-689.81]]
	Chunk stats: MultiplayerChunkCache: 256, 256
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: World: (8,64,8), Chunk: (at 8,4,8 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 3181638 game time, 3803945 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: 52 total; [vn['item.item.string'/190093, l='MpServer', x=509.56, y=24.63, z=-704.00], wp['Slime'/129407, l='MpServer', x=506.31, y=14.00, z=-725.31], vn['item.item.string'/190095, l='MpServer', x=505.13, y=24.63, z=-703.25], bil['shdosf'/139, l='MpServer', x=511.89, y=50.62, z=-689.81], vn['item.item.string'/194478, l='MpServer', x=504.91, y=24.63, z=-705.50], vn['item.item.string'/199563, l='MpServer', x=504.13, y=24.63, z=-703.94], vn['item.item.string'/194479, l='MpServer', x=507.28, y=24.63, z=-697.22], wo['Skeleton'/202899, l='MpServer', x=580.66, y=23.00, z=-643.13], wt['Zombie'/190219, l='MpServer', x=563.50, y=26.00, z=-622.50], wt['Zombie'/196921, l='MpServer', x=560.50, y=14.00, z=-628.50], wd['Enderman'/184338, l='MpServer', x=465.50, y=35.00, z=-683.50], wo['Skeleton'/202900, l='MpServer', x=577.50, y=26.00, z=-652.50], wq['Spider'/197731, l='MpServer', x=509.16, y=24.50, z=-706.28], wo['Skeleton'/202901, l='MpServer', x=573.50, y=26.00, z=-655.50], vn['item.item.string'/194471, l='MpServer', x=507.78, y=24.63, z=-704.44], wc['Creeper'/190795, l='MpServer', x=579.50, y=17.00, z=-663.50], uh['Bat'/204353, l='MpServer', x=589.50, y=41.00, z=-684.51], wt['Zombie'/188359, l='MpServer', x=563.00, y=25.00, z=-687.56], wq['Spider'/135600, l='MpServer', x=505.97, y=51.00, z=-702.19], wc['Creeper'/195155, l='MpServer', x=588.50, y=43.00, z=-700.50], wc['Creeper'/204143, l='MpServer', x=575.50, y=26.00, z=-668.50], wq['Spider'/204140, l='MpServer', x=574.66, y=26.00, z=-674.28], wq['Spider'/204141, l='MpServer', x=567.66, y=24.00, z=-669.09], wc['Creeper'/204139, l='MpServer', x=574.69, y=26.00, z=-672.34], wc['Creeper'/194669, l='MpServer', x=587.50, y=42.00, z=-686.50], wt['Zombie'/191626, l='MpServer', x=547.00, y=25.00, z=-616.97], vn['item.item.string'/202237, l='MpServer', x=508.91, y=24.63, z=-702.28], wq['Spider'/205571, l='MpServer', x=506.50, y=49.00, z=-702.19], wq['Spider'/205570, l='MpServer', x=504.63, y=50.00, z=-701.00], uh['Bat'/205092, l='MpServer', x=445.74, y=30.82, z=-627.22], wq['Spider'/205569, l='MpServer', x=504.00, y=49.00, z=-700.47], wt['Zombie'/204852, l='MpServer', x=448.50, y=37.00, z=-750.50], wt['Zombie'/202669, l='MpServer', x=574.59, y=21.00, z=-644.47], wt['Zombie'/202668, l='MpServer', x=575.34, y=21.00, z=-652.06], uh['Bat'/196207, l='MpServer', x=484.50, y=16.10, z=-614.88], wo['Skeleton'/197666, l='MpServer', x=447.50, y=31.00, z=-737.50], wt['Zombie'/204846, l='MpServer', x=443.50, y=36.00, z=-631.50], wc['Creeper'/199683, l='MpServer', x=558.50, y=23.00, z=-680.50], wc['Creeper'/199682, l='MpServer', x=558.50, y=23.00, z=-679.50], wq['Spider'/205614, l='MpServer', x=505.00, y=51.00, z=-700.34], wp['Slime'/129435, l='MpServer', x=497.31, y=12.00, z=-681.72], wq['Spider'/202374, l='MpServer', x=479.50, y=19.00, z=-674.50], uh['Bat'/200253, l='MpServer', x=446.99, y=33.96, z=-741.53], wt['Zombie'/198305, l='MpServer', x=439.50, y=42.00, z=-767.50], vn['item.item.string'/198036, l='MpServer', x=509.97, y=24.63, z=-700.22], wt['Zombie'/201761, l='MpServer', x=446.81, y=35.00, z=-661.38], wc['Creeper'/201762, l='MpServer', x=443.50, y=35.00, z=-653.50], vn['item.item.string'/202245, l='MpServer', x=506.38, y=24.63, z=-705.47], wc['Creeper'/201763, l='MpServer', x=443.50, y=35.00, z=-654.50], wo['Skeleton'/200484, l='MpServer', x=545.70, y=24.22, z=-616.70], wo['Skeleton'/200483, l='MpServer', x=548.31, y=26.00, z=-622.31], wt['Zombie'/200481, l='MpServer', x=556.38, y=25.00, z=-622.63]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at big.a(SourceFile:302)
	at ayp.b(SourceFile:1935)
	at ayp.e(SourceFile:715)
	at net.minecraft.client.main.Main.main(SourceFile:103)

-- System Details --
Details:
	Minecraft Version: 13w41b
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 62246912 bytes (59 MB) / 275906560 bytes (263 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 1226 (68656 bytes; 0 MB) allocated, 2 (112 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Launched Version: 13w41b
	LWJGL: 2.9.0
	OpenGL: Intel(R) HD Graphics 4000 GL version 3.3.0 - Build 8.15.10.2712, 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: 175 (9800 bytes; 0 MB) allocated, 20 (1120 bytes; 0 MB) used
	Anisotropic Filtering: On (8)