if you have recently dl'ed Constantine for PC (the game) and cant get it to work heres how i got it to work. i have two drives 1 dvd/cdrw and a 2 dvd/rw. i burned the images using alcohol 120% and have Daemon Tools enabled version 3.47.0 with all emulators On in daemon tools. what i did is just put disc 1 in the primary cd drive which is my dvd/cdrw drive it wont work in your secondary drive by the way i tried if you have problems maybe i could help but not for sure im not into this NO-CD stuff