Ubuntu feisty crashed rhythmbox for me all the time. Something was tripping it up. I just upgraded and the install of metacity seems to have solved my problem.
So if you have had mystery problems with feisty it is probably worth updating. Rock on (literally) Ken -- SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/ Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html
