iused smart ripper and ripped the movie the godfather part 2 disc its the same with all my copied discs 1 then used dvd2one to compress it everything worked perfectly, but when i go to copy my copied version it comes up not enough room on dvd to copy the copied dvd is 4,490 and the blank dvd is room available is 4,489 but it wont let me copy even on the fly {its nero 10 i am using this is driving me crazy because i dont have the original dvd. alex.