Fatal error: Uncaught Error: Class "Symfony\Component\Mailer\Exception\RuntimeException" not found in C:\laragon\www\bookstack\vendor\ssddanbrown\symfony-mailer\Exception\TransportException.php:17 Stack trace: #0 {main} thrown in C:\laragon\www\bookstack\vendor\ssddanbrown\symfony-mailer\Exception\TransportException.php on line 17