I had this problem with mkv version 1.7.9. I then uninstalled that version and installed 1.7.8 and now it works great. I paid for MakeMkv, so I was able to swap versions (I always keep older versions).
I have a similar problem (Verbatim 43888 with Pioneer drive) I get the following message: AACS-VID cannot be read - most likely the AACS host certificate is revoked by your drive.Drive information OS device name: \Device\CdRom0 Current profile: BD-ROM Producer: PIONEER Product: BD-RW BDR-UD04 Revisi...