I have this problem when starting bo1 (the game is pirated, not from steam, it's from elamigos)Error during initialization: Invalid patch fastfiles. Please verify your game files with Steam.

[gecuwz]

Error during initialization:
Invalid patch fastfiles.
Please verify your game files with Steam.

[DirkRockface]

gecuwz do what it says

Get the game from steam. Piracy is no longer allowed / supported. Changed about 2 years ago... now you point your plutonium to your steam game files.

[NiteTuned03]

DirkRockface how is this done???