I had the same issue with Xubuntu 12 (and earlier). As I didn't need advanced audio possibilities I removed PulseAudio and used alsamixer alone. That seemed to do the trick. If it is a bug, i think it has to do with pulseaudio and not alsa
I had the same issue with Xubuntu 12 (and earlier). As I didn't need advanced audio possibilities I removed PulseAudio and used alsamixer alone. That seemed to do the trick. If it is a bug, i think it has to do with pulseaudio and not alsa