---- Minecraft Crash Report ----
// Why did you do that?

Time: 3/13/19 7:38 PM
Description: Ticking entity

java.lang.IllegalStateException: POI never registered at eu{x=-96, y=81, z=20}
	at aoz.c(SourceFile:93)
	at aox.b(SourceFile:80)
	at akc.a(SourceFile:53)
	at java.util.Optional.ifPresent(Optional.java:159)
	at akc.a(SourceFile:44)
	at ajf.b(SourceFile:38)
	at aiu.c(SourceFile:178)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
	at java.util.Iterator.forEachRemaining(Iterator.java:116)
	at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
	at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580)
	at java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:270)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
	at java.util.HashMap$EntrySpliterator.forEachRemaining(HashMap.java:1699)
	at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580)
	at java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:270)
	at java.util.TreeMap$ValueSpliterator.forEachRemaining(TreeMap.java:2897)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
	at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418)
	at aiu.a(SourceFile:178)
	at atz.K(SourceFile:229)
	at aig.cW(SourceFile:622)
	at aif.k(SourceFile:2202)
	at aig.k(SourceFile:478)
	at ahu.k(SourceFile:141)
	at aif.h(SourceFile:2051)
	at aig.h(SourceFile:292)
	at vc.a(SourceFile:579)
	at bfy.a(SourceFile:668)
	at vc.a(SourceFile:382)
	at net.minecraft.server.MinecraftServer.b(SourceFile:814)
	at ud.b(SourceFile:343)
	at net.minecraft.server.MinecraftServer.a(SourceFile:753)
	at net.minecraft.server.MinecraftServer.run(SourceFile:628)
	at java.lang.Thread.run(Thread.java:748)


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

-- Head --
Thread: Server thread
Stacktrace:
	at aoz.c(SourceFile:93)
	at aox.b(SourceFile:80)
	at akc.a(SourceFile:53)
	at java.util.Optional.ifPresent(Optional.java:159)
	at akc.a(SourceFile:44)
	at ajf.b(SourceFile:38)
	at aiu.c(SourceFile:178)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
	at java.util.Iterator.forEachRemaining(Iterator.java:116)
	at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
	at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580)
	at java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:270)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
	at java.util.HashMap$EntrySpliterator.forEachRemaining(HashMap.java:1699)
	at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580)
	at java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:270)
	at java.util.TreeMap$ValueSpliterator.forEachRemaining(TreeMap.java:2897)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
	at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418)
	at aiu.a(SourceFile:178)
	at atz.K(SourceFile:229)
	at aig.cW(SourceFile:622)
	at aif.k(SourceFile:2202)
	at aig.k(SourceFile:478)
	at ahu.k(SourceFile:141)
	at aif.h(SourceFile:2051)
	at aig.h(SourceFile:292)
	at vc.a(SourceFile:579)

-- Entity being ticked --
Details:
	Entity Type: minecraft:villager (atz)
	Entity ID: 2697
	Entity Name: Villager
	Entity's Exact location: -4.50, 97.00, -1.50
	Entity's Block location: World: (-5,97,-2), Chunk: (at 11,6,14 in -1,-1; contains blocks -16,0,-16 to -1,255,-1), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
	Entity's Momentum: 0.01, -0.08, 0.04
	Entity's Passengers: []
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at bfy.a(SourceFile:668)
	at vc.a(SourceFile:382)

-- Affected level --
Details:
	Level name: world
	All players: 1 total; [vd['mcplayerteam'/24, l='world', x=-3.84, y=97.00, z=-1.50]]
	Chunk stats: ServerChunkCache: 988
	Level seed: -3253132101289133208
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: {}
	Level spawn location: World: (0,0,0), Chunk: (at 0,0,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 0 game time, 0 day time
	Level dimension: 0
	Level storage version: 0x00000 - Unknown?
	Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.b(SourceFile:814)
	at ud.b(SourceFile:343)
	at net.minecraft.server.MinecraftServer.a(SourceFile:753)
	at net.minecraft.server.MinecraftServer.run(SourceFile:628)
	at java.lang.Thread.run(Thread.java:748)

-- System Details --
Details:
	Minecraft Version: 19w11a
	Operating System: Linux (amd64) version 4.15.0-46-generic
	Java Version: 1.8.0_202, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 424845512 bytes (405 MB) / 1567621120 bytes (1495 MB) up to 2863661056 bytes (2731 MB)
	JVM Flags: 2 total; -Xms128M -Xmx3072M
	Player Count: 1 / 20; [vd['mcplayerteam'/24, l='world', x=-3.84, y=97.00, z=-1.50]]
	Data Packs: vanilla, file/double shulker shells v1.0.0.zip (incompatible), file/more mob heads v1.2.0.zip (incompatible), file/Hermitcrack.zip (incompatible)
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)