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MC-147345

Multiple Ender Dragons - Causing Crash on Load

Loading saved world in The End crashes due to duplicate Ender Dragon flying around. Also, the mini portal to throw a pearl into to enter the far part of The End does not appear anywhere, even though I killed the Ender Dragon.

19w14a\: [^crash-2019-04-03_16.06.09-server.txt]

---- Minecraft Crash Report ----
// I'm sorry, Dave.

Time: 4/3/19 4:06 PM
Description: Ticking entity

java.lang.ArrayIndexOutOfBoundsException: 1
	at cmt.g(SourceFile:78)
	at asl.k(SourceFile:68)
	at asl.j(SourceFile:63)
	at asl.c(SourceFile:25)
	at arw.k(SourceFile:240)
	at aii.h(SourceFile:2100)
	at aij.h(SourceFile:293)
	at ve.a(SourceFile:581)
	at ve$$Lambda$2649/1169820767.accept(Unknown Source)
	at bgw.a(SourceFile:669)
	at ve.a(SourceFile:384)
	at net.minecraft.server.MinecraftServer.b(SourceFile:816)
	at net.minecraft.server.MinecraftServer.a(SourceFile:755)
	at dwr.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:630)
	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 cmt.g(SourceFile:78)
	at asl.k(SourceFile:68)
	at asl.j(SourceFile:63)
	at asl.c(SourceFile:25)
	at arw.k(SourceFile:240)
	at aii.h(SourceFile:2100)
	at aij.h(SourceFile:293)
	at ve.a(SourceFile:581)
	at ve$$Lambda$2649/1169820767.accept(Unknown Source)

-- Entity being ticked --
Details:
	Entity Type: minecraft:ender_dragon (arw)
	Entity ID: 263
	Entity Name: Ender Dragon
	Entity's Exact location: 16.20, 85.11, -33.35
	Entity's Block location: World: (16,85,-34), Chunk: (at 0,5,14 in 1,-3; contains blocks 16,0,-48 to 31,255,-33), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Entity's Momentum: -0.30, 0.00, -0.57
	Entity's Passengers: []
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at bgw.a(SourceFile:669)
	at ve.a(SourceFile:384)

-- Affected level --
Details:
	Level name: Crestview
	All players: 1 total; [vf['Tycosbro'/238, l='Crestview', x=100.00, y=49.00, z=0.00]]
	Chunk stats: ServerChunkCache: 1747
	Level seed: -2690402405215962883
	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: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at net.minecraft.server.MinecraftServer.b(SourceFile:816)
	at net.minecraft.server.MinecraftServer.a(SourceFile:755)
	at dwr.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:630)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 19w14a
	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: 3014771928 bytes (2875 MB) / 4261412864 bytes (4064 MB) up to 4294967296 bytes (4096 MB)
	JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
	Player Count: 1 / 8; [vf['Tycosbro'/238, l='Crestview', x=100.00, y=49.00, z=0.00]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.

Linked issues

Attachments

Comments 1

migrated

It is the same cause that do that if you summon a ender dragon it just fly in circles?

migrated

(Unassigned)

Unconfirmed

Minecraft 19w14a

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