Fatal error: Uncaught Error: Class "Doctrine\Common\Collections\AbstractLazyCollection" not found in /var/www/html/API_Forum/vendor/doctrine/orm/src/LazyCriteriaCollection.php:27 Stack trace: #0 {main} thrown in /var/www/html/API_Forum/vendor/doctrine/orm/src/LazyCriteriaCollection.php on line 27