Fatal error: Uncaught Error: Class "Symfony\Contracts\EventDispatcher\Event" not found in /home/rakibulaiub/public_html/scenea-box/vendor/symfony/mailer/Event/SentMessageEvent.php:20
Stack trace:
#0 {main}
thrown in /home/rakibulaiub/public_html/scenea-box/vendor/symfony/mailer/Event/SentMessageEvent.php on line 20