If the crash happens or during a loading screen .
The most frequent cause of this error is a corrupted file within the game directory. Steam and Ubisoft Connect have built-in tools to scan and repair these. If the crash happens or during a loading screen
The error almost always occurs at a critical moment: upon launching the game, right after the initial Ubisoft or intro cinematic, or at the moment the main menu is about to appear. This specific timing is a key clue, as it means the game is failing during its initial setup or when trying to read your user profile and settings. The error almost always occurs at a critical
Your security software might be preventing the game from creating necessary temporary files. If you have a second drive, try moving the game files there
If you have a second drive, try moving the game files there. Sometimes specific sectors on a drive become unreadable.