Package: evolution Version: 3.22.1 (testing)
Usually, at first use, EWS emails are not sent. Sending is not completed, it gets stuck. I have to cancel sending, then retry sending. Usually it works for the second time. Using Office 365 EWS service. Using Debian GNU/Linux 3.22.1 (stretch) kernel: Linux 4.7.0-1-686-pae