It looks similar to #847967, and I do have that option (show_minimized_windows) set to true. I guess we can see if unity 4.18.0 fixes it.
-- You received this bug notification because you are a member of compiz packagers, which is subscribed to compiz in Ubuntu. https://bugs.launchpad.net/bugs/852300 Title: compiz loses track of underlying windows when you minimize full-screen thunderbird To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/852300/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~compiz Post to : [email protected] Unsubscribe : https://launchpad.net/~compiz More help : https://help.launchpad.net/ListHelp

