I used handbreak to rip a dvd for my ipod but it came out in .avi and 11 gig, so i was a bit suprised and tried to play it, it didnt work. So i than used isquint to Convert it to mp4 it converts about 30 min of the file, than stops and says conversion is complete any ideas on what is happening? The 30 minutes i conert work fine. thanks