Do you have a save from before you used that mod? If yes, see if you have the issue there.
You can also try this, although I don't think it will fix it.
Missing textures, icons, UI elements or other visual assets
If the game has texture and UI related problems, the player can try this method:
- Deleting the "C:\ProgramData\Mount and Blade II Bannerlord\Shaders" folder
EDIT: Is this the mod you were using?
Export/Import character to modify attributes, skills, and perks from text file
www.nexusmods.com