I've found something from Daniel T Chen in bug #560492 which might provide some useful info in this case.
Please use: pacmd set-log-level 4 then: paplay /path/to/filename then: grep pulseaudio\\[ /var/log/user.log > ~/verbose.log Please then attach ~/verbose.log to this bug report. -- Only HD video out of sync with sound https://bugs.launchpad.net/bugs/575389 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