Fatal error: Uncaught Error: Class "Zend\EventManager\Event" not found in /home/mailtrim/public_html/vendor-backup/zendframework/zend-mvc/src/MvcEvent.php:20 Stack trace: #0 {main} thrown in /home/mailtrim/public_html/vendor-backup/zendframework/zend-mvc/src/MvcEvent.php on line 20