Use DVD Decrypter (freeware) and decode it in File mode. From there import the files. Recode is set up that way so Ahead doesn't get the crap sued out of it by the MPAA.
I've had less problems with Recode of late versus Shrink 22.214.171.124. Can't explain it. I now use Recode exclusively.
P4 2.6C, Thermalright SP94/Panaflo 92MM M1A, IC7 Max3, Swifty MCX159, 1GB Geil PC4000 Ultra Plat, Radeon 8500, Audigy 2, 2X WD Raptor RAID 0, WD 250GB SE, Plex 708A, 166SDVD, LianLi PC75, XP Pro.