I can confirm that Lightning 1.9.1 (available here: https://addons.mozilla.org/en-US/thunderbird/addon/lightning/versions/1.9.1) fixes the issue for me. Thanks!
I can confirm that Lightning 1.9.1 (available here: https:/ /addons. mozilla. org/en- US/thunderbird/ addon/lightning /versions/ 1.9.1) fixes the issue for me. Thanks!