---- Minecraft Crash Report ----
// Quite honestly, I wouldn't worry myself about that.

Time: 04/06/20 20:53
Description: Ticking entity

java.lang.IllegalStateException: POI never registered at ft{x=-61, y=66, z=-110}
	at axx.c(SourceFile:114)
	at axv.b(SourceFile:121)
	at aqt.a(SourceFile:55)
	at aqt$$Lambda$5103/2071797032.accept(Unknown Source)
	at java.util.Optional.ifPresent(Optional.java:159)
	at aqt.c(SourceFile:53)
	at aqt.c(SourceFile:23)
	at aqe.g(SourceFile:77)
	at aqe.f(SourceFile:65)
	at apo.e(SourceFile:521)
	at apo.a(SourceFile:466)
	at bdl.N(SourceFile:273)
	at aow.dL(SourceFile:735)
	at aov.k(SourceFile:2415)
	at aow.k(SourceFile:533)
	at aoh.k(SourceFile:126)
	at aov.j(SourceFile:2257)
	at aow.j(SourceFile:338)
	at bdl.j(SourceFile:314)
	at zd.a(SourceFile:615)
	at zd$$Lambda$4218/340548306.accept(Unknown Source)
	at bpx.a(SourceFile:600)
	at zd.a(SourceFile:405)
	at net.minecraft.server.MinecraftServer.b(SourceFile:873)
	at net.minecraft.server.MinecraftServer.a(SourceFile:812)
	at eov.a(SourceFile:93)
	at net.minecraft.server.MinecraftServer.v(SourceFile:671)
	at net.minecraft.server.MinecraftServer.a(SourceFile:256)
	at net.minecraft.server.MinecraftServer$$Lambda$3917/2008566835.run(Unknown Source)
	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 axx.c(SourceFile:114)
	at axv.b(SourceFile:121)
	at aqt.a(SourceFile:55)
	at aqt$$Lambda$5103/2071797032.accept(Unknown Source)
	at java.util.Optional.ifPresent(Optional.java:159)
	at aqt.c(SourceFile:53)
	at aqt.c(SourceFile:23)
	at aqe.g(SourceFile:77)
	at aqe.f(SourceFile:65)
	at apo.e(SourceFile:521)
	at apo.a(SourceFile:466)
	at bdl.N(SourceFile:273)
	at aow.dL(SourceFile:735)
	at aov.k(SourceFile:2415)
	at aow.k(SourceFile:533)
	at aoh.k(SourceFile:126)
	at aov.j(SourceFile:2257)
	at aow.j(SourceFile:338)
	at bdl.j(SourceFile:314)
	at zd.a(SourceFile:615)
	at zd$$Lambda$4218/340548306.accept(Unknown Source)

-- Entity being ticked --
Details:
	Entity Type: minecraft:villager (bdl)
	Entity ID: 208
	Entity Name: Librarian
	Entity's Exact location: 13.57, 52.00, -123.81
	Entity's Block location: World: (13,52,-124), Chunk: (at 13,3,4 in 0,-8; contains blocks 0,0,-128 to 15,255,-113), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Entity's Momentum: 0.00, -0.08, 0.00
	Entity's Passengers: []
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at bpx.a(SourceFile:600)
	at zd.a(SourceFile:405)

-- Affected level --
Details:
	All players: 1 total; [ze['Grzi'/376, l='ServerLevel[MY MAIN World]', x=-95.81, y=97.91, z=-170.48]]
	Chunk stats: ServerChunkCache: 3410
	Level dimension: minecraft:overworld
	Level spawn location: World: (48,80,-16), Chunk: (at 0,5,0 in 3,-1; contains blocks 48,0,-16 to 63,255,-1), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Level time: 5688321 game time, 7633229 day time
	Level name: MY MAIN World
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
	Level weather: Rain time: 59879 (now: false), thunder time: 23804 (now: false)
	Known server brands: vanilla
	Level was modded: false
	Level storage version: 0x04ABD - Anvil
Stacktrace:
	at net.minecraft.server.MinecraftServer.b(SourceFile:873)
	at net.minecraft.server.MinecraftServer.a(SourceFile:812)
	at eov.a(SourceFile:93)
	at net.minecraft.server.MinecraftServer.v(SourceFile:671)
	at net.minecraft.server.MinecraftServer.a(SourceFile:256)
	at net.minecraft.server.MinecraftServer$$Lambda$3917/2008566835.run(Unknown Source)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 1.16 Pre-release 1
	Minecraft Version ID: 1.16-pre1
	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: 648592632 bytes (618 MB) / 1845493760 bytes (1760 MB) up to 2147483648 bytes (2048 MB)
	CPUs: 4
	JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
	Player Count: 1 / 8; [ze['Grzi'/376, l='ServerLevel[MY MAIN World]', x=-95.81, y=97.91, z=-170.48]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.