les choristes copy

How to copy quot;les choristesquot;?
DVD decrypter burn it but I always have a probleme with dvd bonus.
Is there a new protect on this dvd?
please help if you have the same probleme.
sorry for my english but I'm french.

I have made a backup of this movie with dvdrebuilder. there is no problem to copy and burn it !!
What's the matter with the bonus ????