Back up of my splinter cell chaos theory



i made the image of the game using starforce profile, i used the daemon tools pro advanced…
mount the image on vIDE drive from Dtools
i m using dtools pro 4.40…
disk check fails n asks to insert the original disc
i own the game n hav the original dvd…
btw, i hav made the backup of my GTA 4 dvd 1 n also made the mini image of the same…having no proslem playing it
please help me make a playable backup of splinter cell chaos thoery…thank you:)