Fatal error: Uncaught Error: Class "Symfony\Component\Mailer\Transport\AbstractTransport" not found in /home/btwshareacopy/public_html/vendor1/symfony/mailer/Transport/AbstractHttpTransport.php:25 Stack trace: #0 {main} thrown in /home/btwshareacopy/public_html/vendor1/symfony/mailer/Transport/AbstractHttpTransport.php on line 25