Before submitting the issue

• I have checked that the bug is not a duplicate or, if it is, it needs to be reopened
• I have checked that I am running the latest version of Queen Bee Mod
• I have checked the FAQ section for solutions
• I have read the contributing guidelines and I agree with the Code of Conduct

Minecraft Version

1.20.1

Describe the bug

hit monster then crashed

To Reproduce

Steps to reproduce the behavior:

1. Go to 'play Immersive Fight 3.6.5 modpack'
2. Hit the monster
3. See error

Expected behavior

no ConcurrentModificationException

Screenshots

If applicable, add screenshots to help explain your problem.

Latest Log

Please paste here the latest log (Open the folder where your Minecraft is installed and search for "logs" foder, open latest.log and paste it's content here). 

Additional context

crash-2025-07-27_17.07.13-client.txt

CMESuckMyDuck.log

https://modrinth.com/mod/cme-is-bad you can see the CMEisBad mod from this url