The errors show a problem with the extension MenuOnTop. Could you test if this happens in safe mode (menu Help -> Restart with Add-ons Disabled)?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1801782 Title: Main window maximizes width on the closing appplication. To manage notifications about this bug go to: https://bugs.launchpad.net/thunderbird/+bug/1801782/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
