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MakeMKV v1.7.5 darwin(x86-release) started
Optical drive "DVD+R-DL PIONEER DVD-RW DVRTS09 Q909" opened in DASPI v1.3 mode.
Optical drive "BD-ROM MATSHITA BD-CMB UJ130AS 1.00" opened in DASPI v1.3 mode.
Optical drive "CD-RW VIRTUAL CD RW 1.0" opened in DASPI v1.3 mode.
Using direct disc access mode
Title #00002.mpls has length of 73 seconds which is less than minimum title length of 125 seconds and was therefore skipped
File 00003.mpls was added as title #0
File 00039.mpls was added as title #1
Title #00000.m2ts has length of 4 seconds which is less than minimum title length of 125 seconds and was therefore skipped
Title #00002.m2ts has length of 36 seconds which is less than minimum title length of 125 seconds and was therefore skipped
Title #00004.m2ts has length of 9 seconds which is less than minimum title length of 125 seconds and was therefore skipped
Title #00017.m2ts has length of 19 seconds which is less than minimum title length of 125 seconds and was therefore skipped
File 00018.m2ts was added as title #2
File 00019.m2ts was added as title #3
File 00030.m2ts was added as title #4
Title #00031.m2ts has length of 19 seconds which is less than minimum title length of 125 seconds and was therefore skipped
Operation successfully completed
Saving 1 titles into directory /Users/Josh/Desktop/Our_Idiot_Brother
Error 'Scsi error - HARDWARE ERROR:TRACK FOLLOWING ERROR' occurred while reading '/BDMV/STREAM/00003.m2ts' at offset '571342848'
Error 'Scsi error - HARDWARE ERROR:TRACK FOLLOWING ERROR' occurred while reading '/BDMV/STREAM/00003.m2ts' at offset '571342848'
Failed to save title 0 to file /Users/Josh/Desktop/Our_Idiot_Brother/Our_Idiot_Brother_t00.mkv
0 titles saved, 1 failed

Damaged or dirty disc.

Clean it, if that doesn't work, swap it for a new one.

HARDWARE ERROR:TRACK FOLLOWING ERROR'

Actually, by definition, more likely a HARDWARE error, whereby the laser is either out of alignment, dirty, or failing...