Originally Posted by Raze

and if you have more than one optical drive I've seen the lowest drive letter one recommended for use, with comments that Securom can be picky about that.

I did end up reinstalling it a few times, and I might have used the top one sometimes and the bottom the last or something like that. (The disk didn't leave the drive until I finished the game. hehe

I might go back and see if that is what was giving me problems.