I have experencied the same problem. It looks like the composer's contacts are cached or something and it is not updated as soon as you add a contact. Restarting evolution usually doesn't solve the problem. The only thing that works for sure is logging out and in again.
-- Contacts and the button near the "to:" field are NOT synchronized https://launchpad.net/bugs/50927 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs