[CatatonicMan]

Originally Posted by RobertCop

Go into your registry(regedit) and delete values 21 and 23 but leave 19 in there.

HKEY_CURRENT_USER\Software\CD Projekt RED\The Witcher 2\Downloads

http://www.gog.com/en/forum/the_witc...content/post31

Worked like a charm for me

Yep, that seemed to work. I guess they forgot to remove the registry entries on uninstall.