red alert 3 uprising

I have a LEGITIMATE game code, when i put it in it says please enter the entire registration code found either in your confirmation email, your game manual/product packaging or game card I purchased this game online now I can play on my machine. If an authorized EA rep would show me how to re-download the game, I will show my reg code PROVING i purched the game. I am getting **bleep** tired of the runnaround. it has been over 3 weeks now of trying to get that stupid game to run, and my patience is getting THIN