Dvd Shrink/Dvd Decrypter

How do I make a dvd copy of madagascar. what settings do i have to change, i am new to this and know nothing, please help. I tried, making a copy, it stopped and gave me an error.

The movie uses RipGuard and you won’t be able to rip it successfully with Dvd Decrypter. Use the latest version of DvdFab Decrypter to rip the files and then process with DvdShrink for a freeware solution.