im new to burning dvd media..this is what im doing...i made a .iso file of a movie i have here useing DVD Decrypter ...it read the movie fine.....so i went to trying to burning with .......nero & DVD Decrypter & RecordNow MAX...with little luck ....what is does is write about half way or so..with all of the above software ..then error out ..(with a write error )....i findly got nero to burn a copy of it ..the movie play find with good quaitly...so today i try to make other copy of a diff movie and im running into the same problems again.......i have try useing a ghost drive also..didnt help...so i open the movie i burn the other day just to see if i could get it to burn ...well it error out a couple time on me to...then findly got it to burn again...both movies is about 4 gb big ..and im useing a sony dru 500A with the firmware upgrade...could it be something wrong with this burner??? or could it be something wrong with the media ...i have trying dvd-r and dvd+r media ...it just dont make since way it would burn it a few times ....any help would be great....thanks