Because Prototype 2 was originally coded for older systems like Windows 7, modern OS security frameworks view its data storage requests as a threat. This guide details the to resolve this storage conflict and restore full saving functionality.
Once the fix works, you should see files like savegame0.sav inside Documents\Activision\Prototype2\SaveGames\ . Test by playing for 10 minutes, saving manually, then restarting the game.
Check the box for and select Windows 7 from the dropdown menu. prototype 2 failed to save data fix exclusive
There are few things more agonizing in gaming than spending hours consuming targets, evolving your powers, and dismantling the Blackwatch in Prototype 2 , only to be greeted by a soul-crushing message:
Open (Ctrl+Shift+Esc), go to the Details tab, and right-click prototype2.exe . Select Set affinity and uncheck all but CPU 0, 1, 2, and 3 . Because Prototype 2 was originally coded for older
The most common cause is that the game doesn't have the proper permissions to write to the save folder. Perform the following steps:
To help narrow down the issue if the problem persists, tell me: What are you running (Windows 10 or 11)? Are you using the Steam version or a different launcher? Does the error happen during autosaves or manual saves ? Test by playing for 10 minutes, saving manually,
CPUs with 8+ cores (or 16+ threads) confuse the game engine, causing it to fail on file input/output operations.
Another highly effective community fix is a modified prototypeenginef.dll . This custom file unlocks hidden graphics options, fixes low FPS and mouse stuttering, and specifically addresses AMD graphics card issues. Search for the latest version from the Overclockers.ru forums, being careful to choose the correct version for your graphics card (AMD or NVIDIA).