I can no longer reproduce this in the version of Thunderbird I currently have installed: 52.8.0 (64-bit) I think you can close it.
-- 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/1260405 Title: Keyboard input not working in Reply To Message dialog Status in thunderbird package in Ubuntu: Incomplete Bug description: Description: Ubuntu 12.04.3 LTS Release: 12.04 thunderbird: Installed: 1:24.2.0+build1-0ubuntu0.12.04.1 Note: KDE desktop (kubuntu)! kde-runtime: Installed: 4:4.8.5-0ubuntu0.2 For the first time I attempt to reply to a message after starting thunderbird, everything seems fine. When I attept to reply to any further message the dialog pane will not accept keyboard input, or even display a caret, in the message text area or even any of the header input fields. Restarting thunderbird appears to clear the problem. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/1260405/+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