it's very easy to reproduce. Send you (with another mailer than evolution) a big mail.
Open evolution and click on the new appeared email (IMAP account) then, until the mail is fully downloaded, the interface is frozen. -- Freeze when mailbox over quota https://launchpad.net/bugs/41174 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs