Fatal error: Uncaught Error: Class 'Symfony\Component\Mailer\Transport\AbstractTransport' not found in /home/srv1clbr/public_html/sport43app/vendor/symfony/mailer/Transport/SendmailTransport.php:33 Stack trace: #0 {main} thrown in /home/srv1clbr/public_html/sport43app/vendor/symfony/mailer/Transport/SendmailTransport.php on line 33