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

Time: 27.07.18 12:42
Description: Exception ticking world

java.lang.NullPointerException: Exception ticking world
	at axg.g(SourceFile:51)
	at axg.b(SourceFile:197)
	at bjy.a(SourceFile:56)
	at bjy.aa_(SourceFile:74)
	at bjy.Z_(SourceFile:69)
	at tj.a(SourceFile:204)
	at tj.d(SourceFile:180)
	at tk.c(SourceFile:101)
	at tc.a(SourceFile:221)
	at net.minecraft.server.MinecraftServer.b(SourceFile:728)
	at net.minecraft.server.MinecraftServer.a(SourceFile:661)
	at dga.a(SourceFile:159)
	at net.minecraft.server.MinecraftServer.run(SourceFile:564)
	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 axg.g(SourceFile:51)
	at axg.b(SourceFile:197)
	at bjy.a(SourceFile:56)
	at bjy.aa_(SourceFile:74)
	at bjy.Z_(SourceFile:69)
	at tj.a(SourceFile:204)
	at tj.d(SourceFile:180)
	at tk.c(SourceFile:101)
	at tc.a(SourceFile:221)

-- Affected level --
Details:
	Level name: Testwelt
	All players: 1 total; [te['violine1101'/134, l='Testwelt', x=-109.28, y=66.00, z=-158.76]]
	Chunk stats: ServerChunkCache: 1091 Drop: 0
	Level seed: -1067802009658746185
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: {}
	Level spawn location: World: (-100,64,-192), Chunk: (at 12,4,0 in -7,-12; contains blocks -112,0,-192 to -97,255,-177), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
	Level time: 942832 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.b(SourceFile:728)
	at net.minecraft.server.MinecraftServer.a(SourceFile:661)
	at dga.a(SourceFile:159)
	at net.minecraft.server.MinecraftServer.run(SourceFile:564)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 18w30b
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 325482440 bytes (310 MB) / 939524096 bytes (896 MB) up to 1073741824 bytes (1024 MB)
	JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -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; [te['violine1101'/134, l='Testwelt', x=-109.28, y=66.00, z=-158.76]]
	Data Packs: vanilla, file/recipetest (incompatible)
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.