I have the same problem.
I tried these steps:
Install alsa-oss then removed since nothing happened.
Installed linux-backports-modules-alsa-lucid-generic and reboot then removed since nothing happened.
Please I need help.
I have the same problem.
I tried these steps:
Install alsa-oss then removed since nothing happened.
Installed linux-backports -modules- alsa-lucid- generic and reboot then removed since nothing happened.
Please I need help.