---- Minecraft Crash Report ----
// Oops.

Time: 22/04/18 6:35 PM
Description: Exception ticking world

i: Non [a-z0-9/._-] character in path of location: minecraft:Spider
	at oh.<init>(SourceFile:36)
	at oh.<init>(SourceFile:41)
	at auh.g(SourceFile:42)
	at auh.b(SourceFile:185)
	at bgs.a(SourceFile:86)
	at bgs.ae_(SourceFile:104)
	at jz.<init>(SourceFile:53)
	at so.b(SourceFile:105)
	at sp.c(SourceFile:161)
	at sh.k_(SourceFile:219)
	at net.minecraft.server.MinecraftServer.w(SourceFile:696)
	at net.minecraft.server.MinecraftServer.v(SourceFile:629)
	at dbc.v(SourceFile:156)
	at net.minecraft.server.MinecraftServer.run(SourceFile:534)
	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 oh.<init>(SourceFile:36)
	at oh.<init>(SourceFile:41)
	at auh.g(SourceFile:42)
	at auh.b(SourceFile:185)
	at bgs.a(SourceFile:86)
	at bgs.ae_(SourceFile:104)
	at jz.<init>(SourceFile:53)
	at so.b(SourceFile:105)
	at sp.c(SourceFile:161)
	at sh.k_(SourceFile:219)

-- Affected level --
Details:
	Level name: Aincrad
	All players: 1 total; [sj['ManaSaber'/353, l='Aincrad', x=-376.77, y=92.73, z=596.81]]
	Chunk stats: ServerChunkCache: 624 Drop: 0
	Level seed: -1865028
	Level generator: ID 03 - amplified, ver 0. Features enabled: true
	Level generator options: null
	Level spawn location: World: (0,64,248), Chunk: (at 0,4,8 in 0,15; contains blocks 0,0,240 to 15,255,255), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 58213907 game time, 1209 day time
	Level dimension: -1
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 83952 (now: false), thunder time: 54436 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.w(SourceFile:696)
	at net.minecraft.server.MinecraftServer.v(SourceFile:629)
	at dbc.v(SourceFile:156)
	at net.minecraft.server.MinecraftServer.run(SourceFile:534)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 18w16a
	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: 191575200 bytes (182 MB) / 603979776 bytes (576 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; [sj['ManaSaber'/353, l='Aincrad', x=-376.77, y=92.73, z=596.81]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.