It may be due to some hardware plugged into your PC.Try running the game as “Administrator”.To resolve this issue, you can try out the following methods: If you are among those unlucky few, follow our workaround guide to fix the most common issues. But, there might be some PC users out there who couldn’t manage to run the game properly due to some game breaking bugs and other technical issues which we will fix in this Prototype 2 Errors and Fixes Guide. The game is out now for PC gamers and the fans must be enjoying it already. Like many other games, Prototype 2 launched late on PC.