---- Minecraft Crash Report ----
// Uh... Did I do that?

Time: 12/7/17 3:31 PM
Description: Exception while updating neighbours

g: Non [a-z0-9/._-] character in path of location: minecraft:RoomRotateTest
	at mw.<init>(SourceFile:32)
	at mw.<init>(SourceFile:37)
	at bad.c(SourceFile:395)
	at aye.a(SourceFile:107)
	at aye.a(SourceFile:95)
	at bbd$a.a(SourceFile:414)
	at aqt.a(SourceFile:486)
	at aua.f(SourceFile:205)
	at aua.b(SourceFile:188)
	at bbd$a.a(SourceFile:429)
	at bcf.a(SourceFile:492)
	at aqt.a(SourceFile:337)
	at ats.i(SourceFile:165)
	at ats.b(SourceFile:174)
	at bbd$a.a(SourceFile:439)
	at qs.a(SourceFile:632)
	at qs.d(SourceFile:219)
	at net.minecraft.server.MinecraftServer.w(SourceFile:659)
	at net.minecraft.server.MinecraftServer.v(SourceFile:592)
	at clh.v(SourceFile:152)
	at net.minecraft.server.MinecraftServer.run(SourceFile:497)
	at java.lang.Thread.run(Thread.java:745)


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

-- Head --
Thread: Server thread
Stacktrace:
	at mw.<init>(SourceFile:32)
	at mw.<init>(SourceFile:37)
	at bad.c(SourceFile:395)
	at aye.a(SourceFile:107)
	at aye.a(SourceFile:95)
	at bbd$a.a(SourceFile:414)

-- Block being updated --
Details:
	Source block type: ID #minecraft:comparator (block.minecraft.comparator // ats)
	Block: minecraft:structure_block[mode=load]
	Block location: World: (-9,63,136), Chunk: (at 7,3,8 in -1,8; contains blocks -16,0,128 to -1,255,143), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Stacktrace:
	at aqt.a(SourceFile:486)
	at aua.f(SourceFile:205)
	at aua.b(SourceFile:188)
	at bbd$a.a(SourceFile:429)
	at bcf.a(SourceFile:492)
	at aqt.a(SourceFile:337)
	at ats.i(SourceFile:165)
	at ats.b(SourceFile:174)
	at bbd$a.a(SourceFile:439)

-- Block being ticked --
Details:
	Block: minecraft:comparator[facing=east,mode=compare,powered=false]
	Block location: World: (-8,63,136), Chunk: (at 8,3,8 in -1,8; contains blocks -16,0,128 to -1,255,143), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Stacktrace:
	at qs.a(SourceFile:632)
	at qs.d(SourceFile:219)

-- Affected level --
Details:
	Level name: The_Lab
	All players: 1 total; [qu['Raven'/16, l='The_Lab', x=-20.33, y=64.00, z=134.62]]
	Chunk stats: ServerChunkCache: 1089 Drop: 0
	Level seed: -3552628147402478103
	Level generator: ID 01 - flat, ver 0. Features enabled: true
	Level generator options: minecraft:bedrock,62*minecraft:quartz_block;127;village,decoration,stronghold,mineshaft,dungeon
	Level spawn location: World: (0,66,0), Chunk: (at 0,4,0 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: 413633236 game time, 224320 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 1 (now: false), thunder time: 1 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.w(SourceFile:659)
	at net.minecraft.server.MinecraftServer.v(SourceFile:592)
	at clh.v(SourceFile:152)
	at net.minecraft.server.MinecraftServer.run(SourceFile:497)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 17w49b
	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: 91076360 bytes (86 MB) / 385875968 bytes (368 MB) up to 1073741824 bytes (1024 MB)
	JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [qu['Raven'/16, l='The_Lab', x=-20.33, y=64.00, z=134.62]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.