---- Minecraft Crash Report ----
// Would you like a cupcake?

Time: 4/12/19 10:29 PM
Description: Exception ticking world

java.lang.NullPointerException: Exception ticking world
	at it.unimi.dsi.fastutil.longs.LongOpenHashSet$SetIterator.nextLong(LongOpenHashSet.java:464)
	at it.unimi.dsi.fastutil.longs.LongIterator.next(LongIterator.java:43)
	at it.unimi.dsi.fastutil.longs.LongIterator.next(LongIterator.java:26)
	at tc.a(SourceFile:250)
	at td.a(SourceFile:199)
	at net.minecraft.server.MinecraftServer.b(SourceFile:747)
	at so.b(SourceFile:360)
	at net.minecraft.server.MinecraftServer.a(SourceFile:681)
	at net.minecraft.server.MinecraftServer.run(SourceFile:584)
	at java.lang.Thread.run(Unknown Source)


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

-- Head --
Thread: Server thread
Stacktrace:
	at it.unimi.dsi.fastutil.longs.LongOpenHashSet$SetIterator.nextLong(LongOpenHashSet.java:464)
	at it.unimi.dsi.fastutil.longs.LongIterator.next(LongIterator.java:43)
	at it.unimi.dsi.fastutil.longs.LongIterator.next(LongIterator.java:26)
	at tc.a(SourceFile:250)
	at td.a(SourceFile:199)

-- Affected level --
Details:
	Level name: world
	All players: 1 total; [tf['wittle_Wing'/2279, l='world', x=-252.06, y=70.00, z=463.75]]
	Chunk stats: ServerChunkCache: 592 Drop: 151
	Level seed: 6285054338920295509
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: {}
	Level spawn location: World: (-252,68,440), Chunk: (at 4,4,8 in -16,27; contains blocks -256,0,432 to -241,255,447), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 12157221 game time, 6983413 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 9246 (now: false), thunder time: 19263 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.b(SourceFile:747)
	at so.b(SourceFile:360)
	at net.minecraft.server.MinecraftServer.a(SourceFile:681)
	at net.minecraft.server.MinecraftServer.run(SourceFile:584)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 1.13.2
	Operating System: Linux (amd64) version 4.9.166-xxxx-std-ipv6-64
	Java Version: 1.8.0_201, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 3344000136 bytes (3189 MB) / 4293394432 bytes (4094 MB) up to 4293394432 bytes (4094 MB)
	JVM Flags: 2 total; -Xmx4096M -Xms4096M
	Profiler Position: N/A (disabled)
	Player Count: 1 / 48; [tf['wittle_Wing'/2279, l='world', x=-252.06, y=70.00, z=463.75]]
	Data Packs: vanilla
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)