Ubuntu 10.10 - No Sound after Realtek 5.15RC21 Driver

[lidex]

Try this:
Using a Terminal="Applications->Accessories->Terminal"

sudo aptitude --purge reinstall linux-sound-base alsa-base alsa-utils linux-image-`uname -r` linux-ubuntu-modules-`uname -r` libasound2

Reboot.

For a 'command not found' error simply install aptitude:

sudo apt-get install aptitude

[the.lost.one]

Try this:
Using a Terminal="Applications->Accessories->Terminal"

sudo aptitude --purge reinstall linux-sound-base alsa-base alsa-utils linux-image-`uname -r` linux-ubuntu-modules-`uname -r` libasound2

Reboot.

For a 'command not found' error simply install aptitude:

sudo apt-get install aptitude

omg! it worked like a charm! you're a life saver, lidex. i cannot tell you how much time and headache you saved me

it would have worked with your earlier post, but i didnt have aptitude installed and when it didn't work i presumed you meant apt-get

[neycho]

To reset alsa to ubuntu default.
Using a Terminal="Applications->Accessories->Terminal"

sudo aptitude --purge reinstall linux-sound-base alsa-base alsa-utils linux-image-`uname -r` linux-ubuntu-modules-`uname -r` libasound2

Reboot.

10x a lot man! It works great for me. I have sounds again!