Fatal error: Uncaught Error: Class 'Composer\EventDispatcher\Event' not found in /var/www/html/agefic.com/concrete/vendor/mlocati/composer-patcher/src/Event.php:10 Stack trace: #0 {main} thrown in /var/www/html/agefic.com/concrete/vendor/mlocati/composer-patcher/src/Event.php on line 10