Fatal error: Uncaught Error: Class "Symfony\Component\Mailer\Transport\Smtp\SmtpTransport" not found in D:\xampp\htdocs\dropifypro\vendor\symfony\mailer\Transport\Smtp\EsmtpTransport.php:27 Stack trace: #0 {main} thrown in D:\xampp\htdocs\dropifypro\vendor\symfony\mailer\Transport\Smtp\EsmtpTransport.php on line 27