Fatal error: Uncaught Error: Interface "Symfony\Component\Mailer\Transport\TransportInterface" not found in C:\laragon\www\bookstack\vendor\ssddanbrown\symfony-mailer\Transport\RoundRobinTransport.php:25 Stack trace: #0 {main} thrown in C:\laragon\www\bookstack\vendor\ssddanbrown\symfony-mailer\Transport\RoundRobinTransport.php on line 25