Error message on dvdclone

friends error message

i get error message:

processing error:
i:/VIDEO_TS/VTS_01_1.VOB: read error

date error (cyclic redundancy check)

if reading the media failed, please…

i’ve tried other dvd and they work fine. i am tring to backup friends season 5 disk 3. this is a uk version

Clean the DVD.

the dvd is fine… plays fine. it’s brand new

Have you tried it in another reader ?