www.makemkv.com

getting this error message :

Error 'Scsi error - MEDIUM ERROR:DATA SYNCHRONIZATION MARK ERROR' occurred while reading '/BDMV/STREAM/00000.m2ts' at offset '15090579456'
Error 'Scsi error - MEDIUM ERROR:DATA SYNCHRONIZATION MARK ERROR' occurred while reading '/BDMV/STREAM/00000.m2ts' at offset '15090579456'
Failed to save title 0 to file C:/Users/user/Videos/Blu-ray rip/ROB_THE_MOB_t00.mkv
0 titles saved, 1 failed

That's a new one, Jake....

Sync marks are part of the "overhead data", that allows the real data to be read off the disk. If the drive is losing track of them, there isn't anything MakeMKV can do about it.

The disk itself may be defective, in which case replacement is the best option.