Fatal error: Uncaught Error: Class "Symfony\Contracts\EventDispatcher\Event" not found in /var/www/dev2/data/www/dev2.crosshub.ru/choose-your-pet/vendor/symfony/mailer/Event/FailedMessageEvent.php:20 Stack trace: #0 {main} thrown in /var/www/dev2/data/www/dev2.crosshub.ru/choose-your-pet/vendor/symfony/mailer/Event/FailedMessageEvent.php on line 20