While that sounds like it explains everything, it doesn't sound like great software design.
The user shouldn't get tricked into thinking the system can't find the sound hardware, just because no speakers or headphones are plugged in. Are you sure that's how it's meant to work? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/1767784 Title: [regression] output device not recognized anymore since update 1:8.0-0ubuntu3.9 Status in pulseaudio package in Ubuntu: New Bug description: Since the update 1:8.0-0ubuntu3.8 to 1:8.0-0ubuntu3.9 , pulseaudio is not showing anymore my soundcard. The command "pacmd list-sinks" only shows a dummy output When running on a fresh install of ubuntu 16.04, the sound is ok. When updating the install with locking the following files to version 1:8.0-0ubuntu3 the sound keeps working: libpulse0:amd64 libpulse-mainloop-glib0:amd64 libpulse-dev:amd64 pulseaudio-module-x11:amd64 pulseaudio-module-bluetooth:amd64 pulseaudio-utils:amd64 When updating to 1:8.0-0ubuntu3.9, I just get a "dummy output". I tried running the following versions of Ubuntu (live usb), and get the same issue (no need to update to get the problem) 17.04 17.10 18.04 I attached the result of command "pactl list" I have also generated logs during the boot but I don't know how to attach multiple files To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1767784/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp