09-03-2022, 07:59 PM
The thumbnail generator is hashing file paths relative to "NAS" but the MPD database prolly contains file paths relative to "Beets" and "Classical" thus hash.jpg created in the front-end does not match hash.jpg created by the thumbnail generator.
For thumbs to work there needs to be NAS -> /mnt/NAS symlink under /var/lib/mpd/music
For thumbs to work there needs to be NAS -> /mnt/NAS symlink under /var/lib/mpd/music