It used to be that if you selected FULL DISC and chose DVD 5 as the output that DVD Fab would do what DVD Shrink used to do and compress a dual layer disc onto a single layer disc. Not been able to do that for ages and have to use DVD Shrink then IMG BURN. Please sort this glitch out
phelings
go into common settings - drives - dvd write - what do you have it set for writable media (DVD-5) size set at ??