WIN dvd help

HEllo guys i have problem with windvd7 activation.When ever i try to activate it in vista, a messge appears that activation failed due to internal error.any soln.?

^ Luckyboy

Uninstall, re-download and then re-installation might help.

By the way, download from original website of WinDVD to protect yourself from spies/viruses.

Here is the link to original WinDVD site: