mav

i am ripping a blu ray to hard disc using anydvd hd,i get 2 folders, the certificate and the bdmv,i use imgburn to write to disc bd-r dl 50gb, but my sony bdp s550 gives me i cannot play disc message.so i tried with a smaller blu ray film and used verbatim bd-r 25gb,got the same message,i cannot play the disc all the disc come sealed in cases my writer is a liteon ihbs212 any one know whats going wrong