Aslam o Alaycum! main ek software register krne ki koshish kr rha hun win 7 pe wohi software main ne win xp pe kia howa hai or register b hai wohi key win 7 pe use ker rha hu lakin ho ni rha invalid aa rha hai... or uninstal kr k dobara instal b kia hai lakin koi farq nhi pra.... help me