: One of the most consistently effective fixes from the Steam community is to delete the game's profile settings. Navigate to the save game folder and delete the profile.bin file. Do not delete your slot-A.bin , slot-B.bin , etc., which are your actual save files. After you restart the game, it will rebuild this configuration file. You can then re-enable Steam Cloud to resync a working save.
: Press Win + R , type msconfig , and hit Enter. prototype 2 failed to save data fix exclusive
lock = redis.lock(f"lock:item:id", timeout=10) if lock.acquire(blocking=True, blocking_timeout=5): try: current = read_item(id) updated = apply_changes(current, newData) write_item(id, updated) finally: lock.release() else: raise Exception("Could not acquire lock") : One of the most consistently effective fixes
An existing corrupted save slot can freeze the saving engine, preventing new data from being written. Press Windows Key + E to open File Explorer. Navigate to your folder. Look for the Activision or Prototype 2 folder. After you restart the game, it will rebuild
Prototype 2 is a masterpiece of chaotic power fantasy. Don't let a 12-year-old permission error ruin your rampage. Once you symlink that folder, you can save mid-mission, mid-explosion, or mid-consumption.
: Create a new folder named exactly Activision .
Force the game to save to a non-protected directory: