Unable to use USB connected Audio Zones after update to Roon 1.8 Build 903

[Vexari]

Similar problem since Build 903 update.
my USB Dac is no longer available, nor is the my May system audio. I can only see an Apple Airport Express which is connected to the LAN via WiFi.

Another thread about this problem :

Roon stopped seeing DAC after update to build 903

Roon stopped seeing the DAC connected to the core after installing build 903. The DAC is completely gone from Settings / Audio. I’ve restarted everything, reinstalled the Roon app on the core to no avail. Core machine: Mac Mini 2024 MacOS 10.13.6 Network: ZenWifi XT8, core connected via ethernet cable Remotes: 2 MBPs, 1 iPhone Xs DAC connected to core via USB: RME Adi-2 DAC Sources: Tidal and Qobuz, no local files Update: I tried connecting another DAC to the core, but the core itself is miss…