Rog

i used to have the dune2000 cd, but now i lost it and cant find it , i got the game by downloading it now, i can play the 1.00 version, but i want to play 1.06 to have new units and play on internet, but now it ask me the cD(which before it didint) PLZ help me find a solution =[ :'( ty guys harkonen out 8)