Thanks for the quick reply woodstock.
Here's the log file from a backup. Maybe it's having troubles reading the disk? It sure looks shiny and new.
Debug log started at Fri Mar 13 16:36:43 2020 , written by MakeMKV v1.15.0 win(x64-release)
Using 262272KB for read cache.
001005:0000 MakeMKV v1.15.0 win(x64-release) started
001004:0000 Debug logging enabled, log will be saved as C:\Users\xxxx/MakeMKV_log.txt
SDF v06d: HL-DT-ST_BDDVDRW_UH12NS40_1.01_211711231550_K98I22B5227
005072:0000 Backing up disc into folder "G:/Video/backup/DONNIE_DARKO"
SDF v06d: HL-DT-ST_BDDVDRW_UH12NS40_1.01_211711231550_K98I22B5227
001011:0000 Using LibreDrive mode (v05 id=D45A94E46B24)
DEBUG: Code 2147483648 at sMvU$A}zJ$@KgUtt:213132974
003317:0000 Loaded 10 SVQ file(s)
003326:0000 Processing BD+ code, please be patient - this may take up to few minutes
003324:0000 Processing BD+ code using generic SVQ from builtin/generic.svq
SVQ: generic005 builtin/generic.svq
003328:0000 BD+ code processed, got 1 FUT(s) for 2 clip(s)
005085:0000 Loaded content hash table, will verify integrity of M2TS files.
005094:0000 File "/085724596.zip" was skipped
005094:0000 File "/FilmIndex.xml" was skipped
005094:0000 File "/085724592.zip" was skipped
001003:0020 DEBUG: Code 3221225628 at Ih`5\|+}z, \rJdCpbr/$G8*:29394091
001003:0020 DEBUG: Code 3221225628 at |Q(KuY{Eq:d:F8i\:121262417
001003:0020 DEBUG: Code 100864261 at j2M/441v$pV@zcPz:213137275
001003:0020 DEBUG: Code 100864261 at |Q(KuY{Eq:d:F8i\:121262417
001003:0020 DEBUG: Code 100864261 at j2M/441v$pV@zcPz:213137275
001003:0020 DEBUG: Code 100864261 at |Q(KuY{Eq:d:F8i\:121262417
001003:0020 DEBUG: Code 100864261 at j2M/441v$pV@zcPz:213137275
001003:0020 DEBUG: Code 100864261 at |Q(KuY{Eq:d:F8i\:121262417
001003:0020 DEBUG: Code 100864261 at j2M/441v$pV@zcPz:213137275
001003:0020 DEBUG: Code 100864261 at |Q(KuY{Eq:d:F8i\:121262417
001003:0020 DEBUG: Code 100864261 at j2M/441v$pV@zcPz:213137275
001003:0020 DEBUG: Code 100864261 at |Q(KuY{Eq:d:F8i\:121262417
001003:0020 DEBUG: Code 100864261 at j2M/441v$pV@zcPz:213137275
001003:0020 DEBUG: Code 100864261 at |Q(KuY{Eq:d:F8i\:121262417
001003:0020 DEBUG: Code 100864261 at j2M/441v$pV@zcPz:213137275
001003:0020 DEBUG: Code 100864261 at |Q(KuY{Eq:d:F8i\:121262417
002003:0000 Error 'Scsi error - MEDIUM ERROR:L-EC UNCORRECTABLE ERROR' occurred while reading '/BDMV/STREAM/00098.m2ts' at offset '4090687488'
001003:0020 DEBUG: Code 0 at NR&;1u{bv^'(x Y{l)B:121266189
001003:0020 DEBUG: Code 0 at NR&;1u{bv^'(x Y{l)B:213133365
001003:0020 DEBUG: Code 0 at >=1ji=7|kY2WOH"D3Xr^:29396920
002023:0000 Encountered 7 errors of type 'Read Error' - see
http://www.makemkv.com/errors/read/
error=0x06031105 count=7 name=Scsi error - MEDIUM ERROR:L-EC UNCORRECTABLE ERROR
Encountered 1 unclassified errors
error=0xC000009C count=1 name=OS error - STATUS_DEVICE_DATA_ERROR
005069:0080 Backup failed
005080:0204 Backup failed.
Application exited at Fri Mar 13 16:57:32 2020