[#SPIGOT-2609] Multiple Ender Dragons cause server crash

[SPIGOT-2609] Multiple Ender Dragons cause server crash Created: 18/Aug/16 Updated: 18/Aug/16 Resolved: 18/Aug/16
Status:	Resolved
Project:	Spigot
Component/s:	None
Affects Version/s:	None
Fix Version/s:	None

Type:

Bug

Priority:

Minor

Reporter:

James Sinn

Assignee:

Unassigned

Resolution:

Cannot Reproduce

Votes:

Labels:

crash, enderdragon

Description

2016-07-22 04:01:30 [ERROR] Encountered an unexpected exception
net.minecraft.server.v1_10_R1.ReportedException: Ticking entity
at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:810) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:400) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:668) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:567) [spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_102]
Caused by: java.lang.ArrayIndexOutOfBoundsException: 1
at net.minecraft.server.v1_10_R1.PathEntity.f(SourceFile:71) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.DragonControllerFly.k(SourceFile:68) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.DragonControllerFly.j(SourceFile:63) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.DragonControllerFly.c(SourceFile:24) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.EntityEnderDragon.n(EntityEnderDragon.java:171) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.EntityLiving.m(EntityLiving.java:1817) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.EntityInsentient.m(EntityInsentient.java:240) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.World.entityJoinedWorld(World.java:1629) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.World.g(World.java:1604) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.World.tickEntities(World.java:1430) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.WorldServer.tickEntities(WorldServer.java:632) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:799) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
... 4 more
2016-07-22 04:01:30 [ERROR] Cause of unexpected exception was
java.lang.ArrayIndexOutOfBoundsException: 1
at net.minecraft.server.v1_10_R1.PathEntity.f(SourceFile:71) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.DragonControllerFly.k(SourceFile:68) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.DragonControllerFly.j(SourceFile:63) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.DragonControllerFly.c(SourceFile:24) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.EntityEnderDragon.n(EntityEnderDragon.java:171) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.EntityLiving.m(EntityLiving.java:1817) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.EntityInsentient.m(EntityInsentient.java:240) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.World.entityJoinedWorld(World.java:1629) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.World.g(World.java:1604) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.World.tickEntities(World.java:1430) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.WorldServer.tickEntities(WorldServer.java:632) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:799) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:400) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:668) ~[spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:567) [spigot-1.10.2-R0.1-SNAPSHOT.jar:git-Spigot-078e2f8-7ae6052]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_102]
2016-07-22 04:01:30 [ERROR] This crash report has been saved to: Y:\ECC Main Server\Minecraft Main Server\.\crash-reports\crash-2016-07-22_04.01.30-server.txt
2016-07-22 04:01:30 [INFO] Stopping server

Full server crash logs available by request. Not publicly posting.

Comments

Comment by md_5 [ 18/Aug/16 ]

[14:43:00 INFO]: md_5 issued server command: /summon EnderDragon ~ ~ ~
[14:43:00 INFO]: [md_5: Object successfully summoned]
[14:43:03 INFO]: md_5 issued server command: /summon EnderDragon ~ ~ ~
[14:43:03 INFO]: [md_5: Object successfully summoned]
[14:43:41 INFO]: md_5 issued server command: /summon EnderDragon ~ ~ ~ {DragonPhase:0}
[14:43:41 INFO]: [md_5: Object successfully summoned]
[14:43:43 INFO]: md_5 issued server command: /summon EnderDragon ~ ~ ~ {DragonPhase:0}
[14:43:43 INFO]: [md_5: Object successfully summoned]

No issues here.

Generated at Sat Dec 13 15:25:32 UTC 2025 using Jira 10.3.13#10030013-sha1:56dd970ae30ebfeda3a697d25be1f6388b68a422.

[SPIGOT-2609] Multiple Ender Dragons cause server crash Created: 18/Aug/16 Updated: 18/Aug/16 Resolved: 18/Aug/16