Fatal error: Uncaught Error: Class "Symfony\Component\Mailer\Transport\Smtp\Stream\AbstractStream" not found in /var/www/html/booking/vendor/symfony/mailer/Transport/Smtp/Stream/ProcessStream.php:24 Stack trace: #0 {main} thrown in /var/www/html/booking/vendor/symfony/mailer/Transport/Smtp/Stream/ProcessStream.php on line 24