I confirm this regression for these exactly versions of software. Further discussion and workaround are here https://bugzilla.mozilla.org/show_bug.cgi?id=1287686 If your "Save as..." function also stop working in new Ubuntu, temporary solution is here https://bugs.launchpad.net/ubuntu/+source/cairo/+bug/1476736 Also reading of bug duplicates may be helpful.
** Bug watch added: Mozilla Bugzilla #1287686 https://bugzilla.mozilla.org/show_bug.cgi?id=1287686 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1606164 Title: missing fonts in 45.2.0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/1606164/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
