Apparently you downloaded the free trial version....not knowing what you did after that, and how you did it,  what this usually means is that you still have bits and pieaces of Magix still floating around from your trial version and your 3 unsucessful attempts on your hard drive...you need to shoot your hard drive...actually, jsut really do a gaood job of deleting every scrap of MM, then try to download what you want.  I'll be waiting