Update from prior message: I fixed sound, using Pulseaudio. I had to "apt-get install pavucontrol", and then issue "alsa -force-reload". But now, sound works with vmlinuz-3.19.0-22-generic. Thanks everyone!
Update from prior message: I fixed sound, using Pulseaudio. I had to "apt-get install pavucontrol", and then issue "alsa -force-reload". But now, sound works with vmlinuz- 3.19.0- 22-generic. Thanks everyone!