Fatal error: Uncaught Error: Class "Symfony\Component\Mailer\Exception\TransportException" not found in /home/itwerx/public_html/vendor/symfony/mailer/Exception/UnexpectedResponseException.php:14
Stack trace:
#0 {main}
thrown in /home/itwerx/public_html/vendor/symfony/mailer/Exception/UnexpectedResponseException.php on line 14