Fatal error: Uncaught Error: Class "Symfony\Component\Mailer\Transport\AbstractTransport" not found in /opt/lampp/htdocs/myhospitalnow/mhn-file-management-ms/vendor/symfony/mailer/Transport/Smtp/SmtpTransport.php:32 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-file-management-ms/vendor/symfony/mailer/Transport/Smtp/SmtpTransport.php on line 32