B Bill Av macrumors 6502 Original poster Oct 21, 2006 285 208 Jul 28, 2020 #1 I wanted to archive some CDs, so I used Disc Utility to turn them into images. I tried to mount them, but when I try to open them, I get an error "No mountable file systems". I'm running Catalina.
I wanted to archive some CDs, so I used Disc Utility to turn them into images. I tried to mount them, but when I try to open them, I get an error "No mountable file systems". I'm running Catalina.