Fatal error: Uncaught Error: Class "PHPMailer\PHPMailer\OAuth" not found in /srv/www/htdocs/moodle/lib/phpmailer/moodle_phpmailer_oauth.php:24 Stack trace: #0 {main} thrown in /srv/www/htdocs/moodle/lib/phpmailer/moodle_phpmailer_oauth.php on line 24