Fatal error: Uncaught Error: Class "Symfony\Component\Notifier\Exception\RuntimeException" not found in /home/net1/social.net1.club/vendor/symfony/notifier/Exception/TransportException.php:21 Stack trace: #0 {main} thrown in /home/net1/social.net1.club/vendor/symfony/notifier/Exception/TransportException.php on line 21