Error with clone dvd

I am using clone dvd with any dvd and most of my movies have been able to be cloned but there is a few movies that when i try to rip it say please clean sorce disk or shut down some other program. I am using the newest version of both clone dvd and any dvd Please help

Brookin -

Suggest reviewing the AnyDVD Forum Read First posting titled “New posters with ripping/burning problems” and note the information requested in that posting and provide the requested information here in this posting.