www.makemkv.com

It's a rip I did a while back. Plays fine.

Commercial DVD

MakeMKV v1.6.3 darwin(x86-release) started
Debug logging enabled, log will be saved as /Users/viewer/MakeMKV_log.txt
Opening files on harddrive at /Volumes/Movies/About A Boy/VIDEO_TS/
Titleset id 0 is invalid
DEBUG: Code 0 at C&L\-k/}qO".d\.sa:29394045
Failed to open disc

It is from a rip I had done from the disc so there was no media. Tried the reboot no such luck. Tried from different computer also no luck. Opening files on harddrive at /Volumes/TV/Tick (1994)/Season 1/The Tick - S1 D1/VIDEO_TS/ Titleset id 0 is invalid DEBUG: Code 0 at C&L\-k/}qO".d\.sa:2...

Opening files on harddrive at /Volumes/SansDigital/Movies/Lost in Translation/VIDEO_TS/
Titleset id 0 is invalid
DEBUG: Code 0 at C&L\-k/}qO".d\.sa:29394045
Failed to open disc

MakeMKV v1.6.3 darwin(x86-release) started
Opening files on harddrive at /Volumes/SansDigital/Movies/Artificial Inteligence/VIDEO_TS/
Titleset id 0 is invalid
Failed to open disc

Can't seem to make it work.

Both disc 1 and 2 won't work. Tried changing the key workaround drop-down. still wont work. MakeMKV v1.6.3 darwin(x86-release) started Debug logging enabled, log will be saved as /Users/marcus/MakeMKV_log.txt DEBUG: Code 4294967295 at [vMxY`'z%7Q"bi)Ou2D7,P6e9^(:213135550 Cannot obtain exclusiv...