Look here for some answers : Fallout: New Vegas

» Thu Feb 03, 2011 3:59 am

Bethesda's support/FAQ pages keep growing. Might help.

http://support.gamesas.com/eng/faqs.asp?sid=092202101121068038239129&pid=400000953&pnm=Fallout%3A+New+Vegas&seid=400002570&pos=Windows+XP