---- Minecraft Crash Report ----
// Don't do that.

Time: 2/5/18 2:46 PM
Description: Exception ticking world

g: Non [a-z0-9/._-] character in path of location: minecraft:CaveSpider
	at ns.<init>(SourceFile:36)
	at ns.<init>(SourceFile:41)
	at ary.g(SourceFile:42)
	at ary.b(SourceFile:185)
	at bbj.a(SourceFile:86)
	at bbj.Q_(SourceFile:104)
	at jm.<init>(SourceFile:52)
	at rx.b(SourceFile:105)
	at ry.c(SourceFile:165)
	at rs.d(SourceFile:220)
	at net.minecraft.server.MinecraftServer.w(SourceFile:678)
	at net.minecraft.server.MinecraftServer.v(SourceFile:611)
	at cmn.v(SourceFile:155)
	at net.minecraft.server.MinecraftServer.run(SourceFile:516)
	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 ns.<init>(SourceFile:36)
	at ns.<init>(SourceFile:41)
	at ary.g(SourceFile:42)
	at ary.b(SourceFile:185)
	at bbj.a(SourceFile:86)
	at bbj.Q_(SourceFile:104)
	at jm.<init>(SourceFile:52)
	at rx.b(SourceFile:105)
	at ry.c(SourceFile:165)
	at rs.d(SourceFile:220)

-- Affected level --
Details:
	Level name: Nathan's Creative World
	All players: 1 total; [ru['YellowMan337'/144, l='Nathan's Creative World', x=-1377.19, y=65.37, z=858.44]]
	Chunk stats: ServerChunkCache: 1994 Drop: 0
	Level seed: -6691846308169627404
	Level generator: ID 01 - flat, ver 0. Features enabled: true
	Level generator options: minecraft:bedrock,59*minecraft:stone,3*minecraft:dirt,minecraft:grass_block;1;village,biome_1,stronghold,mineshaft,dungeon
	Level spawn location: World: (-395,64,826), Chunk: (at 5,4,10 in -25,51; contains blocks -400,0,816 to -385,255,831), Region: (-1,1; contains chunks -32,32 to -1,63, blocks -512,0,512 to -1,255,1023)
	Level time: 3783168 game time, 6000 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:678)
	at net.minecraft.server.MinecraftServer.v(SourceFile:611)
	at cmn.v(SourceFile:155)
	at net.minecraft.server.MinecraftServer.run(SourceFile:516)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 18w05a
	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: 64915408 bytes (61 MB) / 301989888 bytes (288 MB) up to 2147483648 bytes (2048 MB)
	JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -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; [ru['YellowMan337'/144, l='Nathan's Creative World', x=-1377.19, y=65.37, z=858.44]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.