I can confirm this issue as well. Muting and unmuting the PulseAudio Master mixer can also restore sound as well.
This appears to be the problem (and it's fixed upstream): https://tango.0pointer.de/pipermail/pulseaudio- discuss/2009-June/004129.html -- Muting at shutdown causes sound at next boot to dissapear https://bugs.launchpad.net/bugs/384015 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
