If you are using the Steam version, right-click the game in your Library, select Properties > Local Files , and click Verify integrity of game files to redownload any missing or corrupted Fix missing files (Cracked versions): In some "cracked" or repacked versions, the fileSysCheck.cfg may be missing or corrupted. You can try to:
When this error occurs, the game often asks if you want to run in . Action : Select No . call of duty 4 filesyscheckcfg download cracked