---- Minecraft Crash Report ----
// But it works on my machine.

Time: 12/04/19 3:12 PM
Description: Ticking entity

java.lang.IllegalStateException: POI data mismatch: already registered at ev{x=175, y=63, z=143}
	at aqc.a(SourceFile:72)
	at aqc.a(SourceFile:43)
	at aqc$$Lambda$2598/416796643.accept(Unknown Source)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.Iterator.forEachRemaining(Iterator.java:116)
	at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
	at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418)
	at aqc.<init>(SourceFile:43)
	at aqa$$Lambda$2504/662478587.apply(Unknown Source)
	at bxt.a(SourceFile:123)
	at bxt$$Lambda$2593/219429269.apply(Unknown Source)
	at java.util.Optional.map(Optional.java:215)
	at bxt.a(SourceFile:122)
	at bxt.a(SourceFile:102)
	at bxt.d(SourceFile:76)
	at aqa.a(SourceFile:69)
	at aqa.a(SourceFile:65)
	at aqa$$Lambda$2767/666471951.apply(Unknown Source)
	at java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:267)
	at java.util.stream.IntPipeline$4$1.accept(IntPipeline.java:250)
	at java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Streams.java:110)
	at java.util.Spliterator$OfInt.forEachRemaining(Spliterator.java:693)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
	at java.util.stream.ForEachOps$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 java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:270)
	at bgn$1.tryAdvance(SourceFile:164)
	at java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)
	at java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:529)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:516)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
	at java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:152)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.findFirst(ReferencePipeline.java:464)
	at aqa.b(SourceFile:85)
	at apj.b(SourceFile:49)
	at apj.a(SourceFile:34)
	at apj.a(SourceFile:19)
	at apo.b(SourceFile:31)
	at ajb.a(SourceFile:249)
	at ajb$$Lambda$2742/745263879.accept(Unknown Source)
	at java.util.LinkedHashMap$LinkedValues.forEach(LinkedHashMap.java:600)
	at ajb.c(SourceFile:249)
	at ajb.a(SourceFile:221)
	at ave.K(SourceFile:255)
	at ain.cZ(SourceFile:623)
	at aim.k(SourceFile:2257)
	at ain.k(SourceFile:479)
	at aib.k(SourceFile:140)
	at aim.h(SourceFile:2102)
	at ain.h(SourceFile:293)
	at ave.h(SourceFile:293)
	at vf.a(SourceFile:581)
	at vf$$Lambda$2716/1489458269.accept(Unknown Source)
	at bha.a(SourceFile:669)
	at vf.a(SourceFile:384)
	at net.minecraft.server.MinecraftServer.b(SourceFile:817)
	at net.minecraft.server.MinecraftServer.a(SourceFile:754)
	at dwy.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:629)
	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 aqc.a(SourceFile:72)
	at aqc.a(SourceFile:43)
	at aqc$$Lambda$2598/416796643.accept(Unknown Source)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.Iterator.forEachRemaining(Iterator.java:116)
	at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
	at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418)
	at aqc.<init>(SourceFile:43)
	at aqa$$Lambda$2504/662478587.apply(Unknown Source)
	at bxt.a(SourceFile:123)
	at bxt$$Lambda$2593/219429269.apply(Unknown Source)
	at java.util.Optional.map(Optional.java:215)
	at bxt.a(SourceFile:122)
	at bxt.a(SourceFile:102)
	at bxt.d(SourceFile:76)
	at aqa.a(SourceFile:69)
	at aqa.a(SourceFile:65)
	at aqa$$Lambda$2767/666471951.apply(Unknown Source)
	at java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:267)
	at java.util.stream.IntPipeline$4$1.accept(IntPipeline.java:250)
	at java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Streams.java:110)
	at java.util.Spliterator$OfInt.forEachRemaining(Spliterator.java:693)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
	at java.util.stream.ForEachOps$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 java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:270)
	at bgn$1.tryAdvance(SourceFile:164)
	at java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)
	at java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:529)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:516)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
	at java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:152)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.findFirst(ReferencePipeline.java:464)
	at aqa.b(SourceFile:85)
	at apj.b(SourceFile:49)
	at apj.a(SourceFile:34)
	at apj.a(SourceFile:19)
	at apo.b(SourceFile:31)
	at ajb.a(SourceFile:249)
	at ajb$$Lambda$2742/745263879.accept(Unknown Source)
	at java.util.LinkedHashMap$LinkedValues.forEach(LinkedHashMap.java:600)
	at ajb.c(SourceFile:249)
	at ajb.a(SourceFile:221)
	at ave.K(SourceFile:255)
	at ain.cZ(SourceFile:623)
	at aim.k(SourceFile:2257)
	at ain.k(SourceFile:479)
	at aib.k(SourceFile:140)
	at aim.h(SourceFile:2102)
	at ain.h(SourceFile:293)
	at ave.h(SourceFile:293)
	at vf.a(SourceFile:581)
	at vf$$Lambda$2716/1489458269.accept(Unknown Source)

-- Entity being ticked --
Details:
	Entity Type: minecraft:villager (ave)
	Entity ID: 16
	Entity Name: Joe
	Entity's Exact location: 156.30, 57.00, 145.50
	Entity's Block location: World: (156,57,145), Chunk: (at 12,3,1 in 9,9; contains blocks 144,0,144 to 159,255,159), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Entity's Momentum: 0.00, -0.08, 0.00
	Entity's Passengers: []
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at bha.a(SourceFile:669)
	at vf.a(SourceFile:384)

-- Affected level --
Details:
	Level name: Terraformation
	All players: 0 total; []
	Chunk stats: ServerChunkCache: 2025
	Level seed: -4704538461914569864
	Level generator: ID 01 - flat, ver 0. Features enabled: true
	Level generator options: {biome:"minecraft:desert",layers:[{block:"minecraft:bedrock",height:1b},{block:"minecraft:stone",height:3b},{block:"minecraft:sandstone",height:52b}],structures:{}}
	Level spawn location: World: (112,57,66), Chunk: (at 0,3,2 in 7,4; contains blocks 112,0,64 to 127,255,79), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 5488030 game time, 14109 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:817)
	at net.minecraft.server.MinecraftServer.a(SourceFile:754)
	at dwy.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:629)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 1.14 Pre-Release 1
	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: 1423879288 bytes (1357 MB) / 1912602624 bytes (1824 MB) up to 2147483648 bytes (2048 MB)
	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: 0 / 8; []
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.