1. Hit Ctrl-Alt-Del
2. Choose 'task manager'
3. Click on 'processes'
4. Right click on 'zune.exe' and select 'end process'
5. Repeat 4 if you see more than one zune.exe floating in the list.
6. Restart software
Marques Lyons (tromboneforhire)
Zune MVP
Contributor, http://www.insidethecircle.net