ConcurrentModificationException in CopcatsManager line 140 after adding Copycats+ NeoForge 1.21.1 Notable other mods: Sable C2ME [crash-2026-06-28_13.32.09-server.txt](https://github.com/user-attachments/files/29441022/crash-2026-06-28_13.32.09-server.txt)
ConcurrentModificationException in CopcatsManager line 140 after adding Copycats+ NeoForge 1.21.1
Notable other mods:
Sable
C2ME
crash-2026-06-28_13.32.09-server.txt