Fatal error: Uncaught Error: Interface "Doctrine\Common\Collections\Collection" not found in /home/wordpri/www/cci/amar/Projet-v1 2 apache/vendor/doctrine/collections/src/ArrayCollection.php:49 Stack trace: #0 {main} thrown in /home/wordpri/www/cci/amar/Projet-v1 2 apache/vendor/doctrine/collections/src/ArrayCollection.php on line 49