I'm attaching the log as well.MakeMKV v1.5.8 linux(x64-release) started
Debug logging enabled, log will be saved as /home/user/MakeMKV_log.txt
Opening files on harddrive at /home/bdrips/MainMovie/ONEPIECE_034/VIDEO_TS/
Calculated BUP offset does not match one in IFO header.
Calculated BUP offset does not match one in IFO header.
DEBUG: Code 2147483647 at QY4%WfGDurpd<xq%`7:121263636
DEBUG: Code 2147483647 at QY4%WfGDurpd<xq%`7:213130007
Error 'Posix error - Unknown error 1073741823' occured while reading '/home/bdrips/MainMovie/ONEPIECE_034/VIDEO_TS/VTS_01_0.IFO' at offset '49152'
DEBUG: Code 2147483647 at QY4%WfGDurpd<xq%`7:121263636
DEBUG: Code 2147483647 at QY4%WfGDurpd<xq%`7:213130007
Error 'Posix error - Unknown error 1073741823' occured while reading '/home/bdrips/MainMovie/ONEPIECE_034/VIDEO_TS/VTS_01_0.BUP' at offset '49152'
DEBUG: Code 0 at eG9fU:<$XC{XBq0Xx:121265637
DEBUG: Code 0 at eRX9-qQGJkbgL#O3-5>2:121262785
Failed to open disc
Also, if I try and rip a Blu-ray directly, it seems to take forever and just takes more and more memory. I don't know if it will even ever finish (I haven't dared to let it keep going, eating all of my memory). So, ripping Blu-ray discs directly doesn't work either.