Problem Import Intelligent Playlist from Music Big Sure

Hi

Hope someone can help my out. And sorry my bad englisch. Hoppe you understand.

Setup:
Roon Core: Mac Mini, Big Sur 11.5.1
Endpoint: most RaspberryPi based Player, AV Receiver
Roon: 1.8
Music: stored on a extern drive conectet to the mac mini

Original Music Collection is stored on a external drive on my MacBook.
I make a copy of this drive an connect this to the mac mini.
The Playlist don’t function after i made the System Update to Big Sure.

I export the xml File from Music whit all my intelligent playlists.
This file i put it in the same folder then the music. no import.
Then i put the xml file in to the Music folder on the mac mini. no import

I hope somebody can help my out.
Thanx a lot

Its so annoying whiteout my Playlist.