please provide pulseaudio log and a test case which can reproduce the problem
https://wiki.ubuntu.com/PulseAudio/Log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/798504 Title: [CS46xx - Sound Fusion CS46xx, playback] No sound at all after feel time To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/798504/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs