XDG_RUNTIME_DIR (/run/user/2608) is not owned by us (uid 0), but by uid 2608! (This could e.g. happen if you try to connect to a non-root PulseAudio as a root user, over the native protocol. Don't do that.) **** List of PLAYBACK Hardware Devices **** card 0: Generic [HD-Audio Generic], device 3: HDMI 0 [PA278QV] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: Generic [HD-Audio Generic], device 7: HDMI 1 [HDMI 1] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Generic_1 [HD-Audio Generic], device 0: ALC897 Analog [ALC897 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Generic_1 [HD-Audio Generic], device 1: ALC897 Digital [ALC897 Digital] Subdevices: 1/1 Subdevice #0: subdevice #0