Having problems backing up with dvd decryp

as the title states Iam having problems backing up one of my new dvds, the error Iam getting is shown in the picture, I am getting the error in dvd decrypter have tried to use iso and files keep getting the same error

can anyone help please?


Seems like there is an error on the disc. Try wiping the back of the disc, also tyr putting it in another drive if you ave one. or try a friends if you can