Back in the day I got my mom a WD HD Live player and taught her how to convert her DVDs to digital to clean up her collection. She loved this, and continues to buy dvds, convert them in .vob files and ...
PowerDVD expects a full IFO set, I guess. Sounds like you'd pretty much need to run it through a stripper (like IFOEdit) that creates a new (albeit barebones) VIDEO_TS.IFO. Or, you could use a ...