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To the original poster, sakura: Does MakeMKV create a file or link at the end of the error messages, saying it suspects a newer version of AACS protection? If so, check your MakeMKV data directory for a file that has a name starting with "MKB_v" and the name of the disk. That file should ...

the error code i postet dosnt show up in the linkged thread, its an external usb3 drive, pluged into an usb3 port auf my device, and pluged in for test with external power, nothing has changed with that. Laufwerksinformation OS-Gerätename: /dev/sr2 Aktuelles Profil: BD-ROM Produzent: MATSHITA Produk...

sure but the error code i postet got not named there, so what do you need?
its a new external usb3 bluray drive, with extra power.

can somone help me with this error code?

ERROR 'SCSI-Fehler - ILLEGAL REQUEST:COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED