Crash with cooblemon and MegaShowdown

[JoeA42]

Bug Description

A server crash when a cobblemon battle finishes with the cobblemon mod and mega showdown

To Reproduce

1. Create a world with 3 mods
2. fight a cobblemon battle with a wild cobblemon
3. wait 2 seconds for items to drop
4. sever crashes and client is disconnected

Expected Behavior

for gameplay to resume normally

Mod Info

type: neoforge 21.1.206

crash-2025-09-10_16.12.26-server.txt

minecraft 1.21.1
Petrol's Parts (Create add-on) 1.21.1-1.2.5
Petrolpark Library 1.21.1-1.4.17
Create 1.21.1-1.4.7
Cobblemon-neoforge-1.6.1+1.21.1
Cobblemon: Mega Showdown 10.0.8-release-neoforge

MC Username Joe_the_magi

[petrolpark]

Please upload the debug.log