thank you for your bug report, the stacktrace indicates that's a pulseaudio issue
** Changed in: pulseaudio (Ubuntu) Sourcepackagename: gnome-control-center => pulseaudio -- gnome-sound-properties crashed with SIGSEGV in pthread_join() https://bugs.launchpad.net/bugs/252706 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs