Jaunty no sound after login

From http://ubuntulinuxtipstricks.blogspot.com/2009/01/jaunty-no-sound-outputs.html

In short; run

pulseaudio -k ; start-pulseaudio-x11

or just select the "No sounds" theme in System, Preferences, Sound. It's a race condition between pulseaudio and the playing of the login sound. More here:
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/322374