criticalMod ErrorsAffects: All modded versions
How to Fix Mixin Conflict / Mixin Apply Error
Fix Mixin Conflict by identifying conflicting mods, updating them, or removing one of them.
Quick Fix
Remove one of the conflicting mods. The error message names both mods involved.
Error Message
Mixin apply for mod X failed / MixinApplyErrorHow to Fix
1
Identify both conflicting mods from the error message
2
Remove one or find a compatibility patch
3
Update both mods to their latest versions
4
Check mod issue trackers for known incompatibilities
5
Try Mixin Trace mod for better conflict diagnostics
Common Causes
- Two mods modifying the same game code via mixins
- Mixin targeting a method that has been renamed or removed
- Mod not updated for the current Minecraft version
Diagnostic Steps
- Read the mixin error for the two mod names
- Check if either has an update
- If not, remove the less important mod
- Restart
FAQ
What is a mixin?
A way for mods to inject code into Minecraft's existing classes. When two mods modify the same code, they can conflict.