I'm getting
unable to send alert email
(535, b'5.7.8 Username and Password not accepted. For more information, go to\n5.7.8 https://support.google.com/mail/?p=BadCredentials 8926c6da1cb9f-501d589bf1dsm460037173.27 - gsmtp') on 19.2.2 (was getting it on 19.2.1 and was incorrectly optimistic that...