Keygen Premiere Pro 1.5 Licensing Has Expired In Premiere Pro Cs3???

Licensing has expired in premiere pro cs3??? - keygen premiere pro 1.5

So I've downloaded the demo to see the mud and everything was well until I made a few key serial keygen, and now says its due. to try to resolve this problem, I tried to download a patch, but every time I open codec or something I need to tell me how can I solve this problem? PLS and fast: |