---- Minecraft Crash Report ----
// Who set us up the TNT?

Time: 26.12.17 21:30
Description: Unexpected error

java.lang.ArrayIndexOutOfBoundsException: -1
	at java.util.ArrayList.elementData(Unknown Source)
	at java.util.ArrayList.remove(Unknown Source)
	at ut.e(SourceFile:103)
	at bne.b(SourceFile:887)
	at bne.a(SourceFile:380)
	at net.minecraft.client.main.Main.main(SourceFile:140)


A detailed walkthrough of the error, its code path and all known details is as follows:
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-- System Details --
Details:
	Minecraft Version: 17w50a
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.8.0_151, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 228547680 bytes (217 MB) / 308871168 bytes (294 MB) up to 1060372480 bytes (1011 MB)
	JVM Flags: 6 total; -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Launched Version: 17w50a
	LWJGL: 3.1.2 build 29
	OpenGL: AMD Radeon HD 6800 Series GL version 4.5.13417 Compatibility Profile Context 15.301.1901.0, ATI Technologies Inc.
	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: Yes
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: 
	Current Language: ~~ERROR~~ NullPointerException: null
	Profiler Position: [UNKNOWN]
	CPU: 6x AMD Phenom(tm) II X6 1055T Processor