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

Time: 21-2-18 21:47
Description: Exception ticking world

i: Non [a-z0-9/._-] character in path of location: minecraft:Spider
	at nx.<init>(SourceFile:36)
	at nx.<init>(SourceFile:41)
	at atd.g(SourceFile:42)
	at atd.b(SourceFile:185)
	at bey.a(SourceFile:86)
	at bey.ac_(SourceFile:104)
	at jp.<init>(SourceFile:53)
	at sd.b(SourceFile:105)
	at se.c(SourceFile:145)
	at rx.k_(SourceFile:219)
	at net.minecraft.server.MinecraftServer.w(SourceFile:694)
	at net.minecraft.server.MinecraftServer.v(SourceFile:627)
	at cwp.v(SourceFile:155)
	at net.minecraft.server.MinecraftServer.run(SourceFile:532)
	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 nx.<init>(SourceFile:36)
	at nx.<init>(SourceFile:41)
	at atd.g(SourceFile:42)
	at atd.b(SourceFile:185)
	at bey.a(SourceFile:86)
	at bey.ac_(SourceFile:104)
	at jp.<init>(SourceFile:53)
	at sd.b(SourceFile:105)
	at se.c(SourceFile:145)
	at rx.k_(SourceFile:219)

-- Affected level --
Details:
	Level name: Server Town
	All players: 1 total; [rz['SpeedR'/413, l='Server Town', x=-420,41, y=94,73, z=19,09]]
	Chunk stats: ServerChunkCache: 1463 Drop: 0
	Level seed: 571253894273844128
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: World: (-121,66,-40), Chunk: (at 7,4,8 in -8,-3; contains blocks -128,0,-48 to -113,255,-33), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
	Level time: 646058549 game time, 1000 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: survival (ID 0). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.w(SourceFile:694)
	at net.minecraft.server.MinecraftServer.v(SourceFile:627)
	at cwp.v(SourceFile:155)
	at net.minecraft.server.MinecraftServer.run(SourceFile:532)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 18w08a
	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: 66843672 bytes (63 MB) / 436207616 bytes (416 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
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [rz['SpeedR'/413, l='Server Town', x=-420,41, y=94,73, z=19,09]]
	Data Packs: file/adventure, vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.