Please run sudo udevadm test /class/sound/pcmC0D0c and attach the
output
** Changed in: udev (Ubuntu)
Status: New = Won't Fix
** Changed in: udev (Ubuntu)
Status: Won't Fix = Incomplete
** Changed in: udev (Ubuntu)
Importance: Undecided = Low
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[karmic rc] udev places sound
Just noticed from your report that you are using kernel 2.6.28 - you
must use the version of the kernel that comes with karmic (2.6.31)
** Changed in: udev (Ubuntu)
Status: Incomplete = Won't Fix
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[karmic rc] udev places sound devices in the wrong place
** Attachment added: BootDmesg.txt
http://launchpadlibrarian.net/34310894/BootDmesg.txt
** Attachment added: CurrentDmesg.txt
http://launchpadlibrarian.net/34310895/CurrentDmesg.txt
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/34310896/Dependencies.txt
**