I have used nero for aver 2 years now and i have never had a problem. now i cant burn a dvd b/c I believe the dvd files are not in proper format. the size seems to be off not letting the burn. usually errors out after 3 or 4 minutes. if the burn does go through it wont play in dvd player only pc. i use dvd decrypter then dvd2one to get it down to size. is there a setting or function that i need to change. i unistalled and reinstalled many times and no help. please help. greatly appreciated.