Try reinstall, you can download Roon for QNAP manually from here: RoonOnNAS – Verwende dein NAS als Roon Core
It’s recommended to read this whole thread, might have somehing to do with your problem also:
Try reinstall, you can download Roon for QNAP manually from here: RoonOnNAS – Verwende dein NAS als Roon Core
It’s recommended to read this whole thread, might have somehing to do with your problem also: