A Fabric mod is failing inside Connector
Applies to Forge, NeoForge.
What causes it
A Fabric mod running on Forge or NeoForge through Sinytra Connector is not compatible with the translation layer.
How to fix it
Check the Connector compatibility list for the mod in the trace. Replace it with a native Forge or NeoForge build if one exists, otherwise remove it.
Not sure this is your problem? Paste your log and Roastd will tell you which of these it actually matched, and what else it found.
Check your own log