MakeMKV conflict; UHD BDs show AACS 2.0 "current drive not supported", HD BDs work OK

[Synergist]

I have a Pioneer S09 cross-flashed to S11 firmware to support UHD BDs. MakeMKV is fine ripping these discs, however Passkey complains with the error:...

[hucklebarry]

When I search the forums, no results are found, even if I limit my search to "AACS". When I google search, I get lots of forum entries, all...