---- Minecraft Crash Report ----
// There are four lights!

Time: 11/09/15 13:40
Description: Unexpected error

java.lang.ArrayIndexOutOfBoundsException: -1
	at aqz.a(SourceFile:552)
	at bap.b(SourceFile:152)
	at bap.a(SourceFile:70)
	at bap.a(SourceFile:53)
	at bah.a(SourceFile:217)
	at bkp.a(SourceFile:1036)
	at azx.as(SourceFile:954)
	at azx.a(SourceFile:377)
	at net.minecraft.client.main.Main.main(SourceFile:125)


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

-- Head --
Stacktrace:
	at aqz.a(SourceFile:552)
	at bap.b(SourceFile:152)
	at bap.a(SourceFile:70)
	at bap.a(SourceFile:53)
	at bah.a(SourceFile:217)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bkc['ThunderViper'/0, l='MpServer', x=-217.11, y=-0.06, z=912.39]]
	Chunk stats: MultiplayerChunkCache: 289, 289
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: World: (-235,4,921), Chunk: (at 5,0,9 in -15,57; contains blocks -240,0,912 to -225,255,927), Region: (-1,1; contains chunks -32,32 to -1,63, blocks -512,0,512 to -1,255,1023)
	Level time: 567 game time, 567 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: 1 total; [bkc['ThunderViper'/0, l='MpServer', x=-217.11, y=-0.06, z=912.39]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at bid.a(SourceFile:366)
	at azx.b(SourceFile:2369)
	at azx.a(SourceFile:391)
	at net.minecraft.client.main.Main.main(SourceFile:125)

-- System Details --
Details:
	Minecraft Version: 15w37a
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1961826672 bytes (1870 MB) / 2134114304 bytes (2035 MB) up to 4281597952 bytes (4083 MB)
	JVM Flags: 7 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xms2G -Xmx4G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Launched Version: 15w37a
	LWJGL: 2.9.4
	OpenGL: Intel(R) HD Graphics 4000 GL version 4.0.0 - Build 10.18.10.4252, Intel
	GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

	Using VBOs: No
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: 
	Current Language: English (UK)
	Profiler Position: N/A (disabled)
	CPU: 4x Intel(R) Core(TM) i3-3217U CPU @ 1.80GHz