I alsa filed a duplicate of this bug (bug 42214). The mail sent out recently by Mr. Chen was very extensive and seems to provide a solution to the problems. I'd be very grateful if this could soon be resolved. Thanks to Mr. Chen for explaining the situation so expertly.
-- Can't use other than default sound card https://launchpad.net/bugs/31699 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs