My Roon Core won't play songs from my library

[ged_hickman1]

If they are aac files is it part of this ?

I can not play AAC format file, why?

Hi, The problem seems to be with the version of ffmpeg that is installed in the latest release of the QNAP Operating System (QTS). You might want to try this, it fixed the issue for me (command line knowledge required)… Enable the QNAP Club repository in the App Center (if not already done) Instructions here… https://www.qnapclub.eu/en/howto/1 Go to the new repo in App Center and install ffmpeg - this will install version 4.3 Open a SSH (putty) session Find where the current versi…