Fatal error: Uncaught Error: Class "Symfony\Component\Mailer\Transport\AbstractTransport" not found in /var/www/html/app/vendor/symfony/mailer/Transport/Smtp/SmtpTransport.php:33
Stack trace:
#0 {main}
thrown in /var/www/html/app/vendor/symfony/mailer/Transport/Smtp/SmtpTransport.php on line 33