PDMS license issues with some systems

I try to install on XP but it ask me for # then exit, do you have the answer?

sir, how i get the pdms 11.6 license for rent?? is it possible?? what all are the procedures an how it coasts??
kindly pls reply....thank you
my mail id : [EMAIL="remisashraf@gmail.com"]remisashraf@gmail.com[/EMAIL]