Fatal error: Uncaught Error: Class "Zend\EventManager\EventManager" not found in /home/mailtrim/public_html/vendor-backup/zendframework/zend-session/src/Validator/AbstractValidatorChainEM3.php:16
Stack trace:
#0 {main}
thrown in /home/mailtrim/public_html/vendor-backup/zendframework/zend-session/src/Validator/AbstractValidatorChainEM3.php on line 16