guys, i am having trouble playing the audio of avi files in power dvd player. but the video play back is normal. i cant hear the sound.... dont know why. but the same clip is played in all other players like vlc & media palyer. but i need to play this file in power dvd only, because i am listening to a video presentation in 2x speed, which power dvd only allows me to do it, not any other player. i havent uninstalled any codecs nor any programmes . even then why i cant able to play avi file in power dvd 7.2 ultra latest edition??? pls help me guys... what could be the problem? i even checked the system audio drivers.... everything is fine. what could be the problem???