https://bugs.winehq.org/show_bug.cgi?id=53818
--- Comment #7 from matthias.grobarek@posteo.de --- I do have several paths in my media library containing non-ASCII characters. But they should still work, and with <=7.18 they did, so I consider this a regression.
FWIW, 7.21 and 7.22 show the same problem.