Hi, I receive this error when I try to send email by my app. my mail configuration is:
app.config['MAIL_SERVER'] = 'smtp-mail.outlook.com'
app.config['MAIL_PORT'] = 587
app.config['MAIL_USE_TLS'] = True
app.config['MAIL_USERNAME'] = 'ing.giagnotti@outlook.it'
can you help me, please?