May be after "dancing with tambourine" you didn't solve the problem. I didn't do anything and after update from proposed repo i've solved this problem.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to thunderbird in Ubuntu. https://bugs.launchpad.net/bugs/1065919 Title: thunderbird 16 updates broke messaging menu integration Status in “thunderbird” package in Ubuntu: Triaged Status in “thunderbird” source package in Quantal: Triaged Bug description: On current quantal the launcher counts and the messaging menu are not picking new email it seems... To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/1065919/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp