using media browser, when trying to play any backed up movies in media center, the movie just stops and i get an error about cannot play video missing codecs or something like that, all play fine with media player and power dvd( all are dvd format), was working fine a few weeks ago, this is a home theater pc. installed newest nvidia
drivers.
core 2 quad
nvidia gts 450
8gb ram
windows 7 pro
thanks
tom