raybay said:Defective DVD drive, or an error introduced to your BIOS settings.
Most likely whatever codec WMP was using, it was either broken, or just just plain screwy, and the Interrvideo WinDVD installation replaced it with another version/better version/fixed version/whatever version. =)yyiiyyii said:i fixed it by installing intervideo, why that fixed the problem with Windows Media Player i do not know.