dvd rebuilder

[dvd1304]

hi there.
1st time on this site so sorry if this has been covered.
i have just downloaded dvd rebuilder along with all the downloads needed for this program.i have just dragged the dark knight blue ray disc onto my hard drive using anydvd hd.i have just opened up dvd rebuilder but everytime i go into the stream file on my hard drive to open the blue ray file with dvd rebuilder is says select source is not bd fomat.does anyone have any ideas as to what i am doing wrong or is there something i missed out???i am just trying this out for the first time and the dark knight blue ray disc is my attempt at backing up a blue ray disc.
many thanks for any help given

[t0nee1]

You need BD Rebuilder...

[dvd1304]

sorry,thats what i meant. i have bd rebuilder but when i try it it says bd select source is not bd format.
sorry bout that