I fixed it on my end by re-installing Ubuntu from scratch. You should probably look into my logs to find out what could have caused it though.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1336274 Title: HDMI Audio and all other audio disappeared from input sources and output sources in the audio control panel and stereo system is looping between audio is coming and audio is not coming from the computer. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1336274/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
