mojira.dev
MC-272316

Trying to spawn zombies and their variants sometimes fails and throw unexpected error

The Bug

When trying to spawning zombies (and their variants) sometimes failed to spawning and throw unexpected error.

[23:56:39] [Server thread/ERROR]: Failed to handle packet aid@b592589, suppressing error
java.lang.IllegalArgumentException: Modifier is already applied on this attribute!
    at buq.e(SourceFile:77) ~[24w21a.jar:?]
    at buq.c(SourceFile:97) ~[24w21a.jar:?]
    at cku.H(SourceFile:555) ~[24w21a.jar:?]
    at cku.a(SourceFile:541) ~[24w21a.jar:?]
    at bsw.b(SourceFile:447) ~[24w21a.jar:?]
    at bsw.a(SourceFile:413) ~[24w21a.jar:?]
    at bsw.a(SourceFile:376) ~[24w21a.jar:?]
    at cvy.a(SourceFile:86) ~[24w21a.jar:?]
    at cuo.a(SourceFile:373) ~[24w21a.jar:?]
    at aqv.a(SourceFile:372) ~[24w21a.jar:?]
    at art.a(SourceFile:1147) ~[24w21a.jar:?]
    at aid.a(SourceFile:42) ~[24w21a.jar:?]
    at aid.a(SourceFile:10) ~[24w21a.jar:?]
    at zi.a(SourceFile:27) ~[24w21a.jar:?]
    at alm.run(SourceFile:18) ~[24w21a.jar:?]
    at bpg.d(SourceFile:162) ~[24w21a.jar:?]
    at bpk.d(SourceFile:23) ~[24w21a.jar:?]
    at net.minecraft.server.MinecraftServer.b(SourceFile:859) ~[24w21a.jar:?]
    at net.minecraft.server.MinecraftServer.d(SourceFile:168) ~[24w21a.jar:?]
    at bpg.B(SourceFile:136) ~[24w21a.jar:?]
    at net.minecraft.server.MinecraftServer.bv(SourceFile:841) ~[24w21a.jar:?]
    at net.minecraft.server.MinecraftServer.B(SourceFile:835) ~[24w21a.jar:?]
    at bpg.bB(SourceFile:121) ~[24w21a.jar:?]
    at net.minecraft.server.MinecraftServer.v_(SourceFile:809) ~[24w21a.jar:?]
    at net.minecraft.server.MinecraftServer.y(SourceFile:697) ~[24w21a.jar:?]
    at net.minecraft.server.MinecraftServer.a(SourceFile:276) ~[24w21a.jar:?]
    at java.base/java.lang.Thread.run(Thread.java:1583) [?:?]

To reproduce

Spawning zombies by any means.

Expected behavior

Zombies successfully spawned and no error.

Observed behavior

Zombies fail to spawned and throw unexpected error.

Linked issues

Attachments

Comments 1

Thank you for your report!
We're tracking this issue in MC-272321, so this ticket is being resolved and linked as a duplicate.

That ticket has already been resolved as Fixed. Please check the Fix Version/s field in that ticket to see in which version this behavior was or will be fixed.

If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.

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4ebugger

(Unassigned)

Unconfirmed

(Unassigned)

24w21a

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