Super Bunnyhop 140,850 views 7:35 Loading more suggestions. Couldn't Load Filesyscheck.cfg Call Of Duty 4 This feature is not available right now. The original Call Of Duty 4: Modern Warfare was voted Best Game of 20 by GAME customers and the sequel turns the intensity up even higher.PunkBuster Call of Duty 4. Hi, whenever i try to play cod4 the console appears and says error during initialization: couldnt load file systemcheck.cfg.