The problem appears to be to do with PulseAudio. There are many threads about this on the forums.
http://ubuntuforums.org/showpost.php?p=5272022&postcount=10
The problem appears to be to do with PulseAudio. There are many threads about this on the forums.
http:// ubuntuforums. org/showpost. php?p=5272022& postcount= 10