Initially it was working fine and suddenly it stopped working. After installing AMAROK audio player. This is about the ALSAMIXER
Looking for help ? Thanks in advance
Reinstall alsa-utils
sudo apt-get install alsa-utils --reinstall
Download and install alsa-lib
On this page you will find all versions https://launchpad.net/ubuntu/+source/alsa-lib
Or find Here a link to version 1.0.25-4(the stable version)
Extract the archive and run the following code in the extracted directory
./configure && make
Then
sudo make install