Modding squads or applying third-party roster updates forces the game to read a database layout that differs from your active career save file.
The only exceptions:
If you’d like, I can give you a hand with some of these other FIFA-related topics: How to to a 2026 season The best modding tools for the PC version How to back up your files safely Just tell me what you'd like to do next! How to Fix FIFA 14 Crashes? - myhalo fifa 14 save data patched