I upgraded to Ubuntu 10.10. When Firefox or my photo album is open the sound in Rhythmbox cracks and cuts like someone scratching a disc with a needle. On its own or with Evolution open the sound is fluid and entirely undisturbed. How can I fix this?
Not running the pulseaudio equalizer are you?? (http://ubuntuforums.org/showthread.php?t=789578)
I found many of the presets were just too much for the soundcard, levels or the headphones I was using and crackled insistantly.
A quick bandage (but not a fix) to try is this (From Fedora Wiki)
To edit the file mentioned, press alt+f2 and type:
To report a bug go to here to learn more: https://help.ubuntu.com/community/ReportingBugs