Fatal error: Uncaught Error: Class "Doctrine\Common\Collections\ArrayCollection" not found in /home/sourceex/public_html/pm/vendor/phpro/grumphp/src/Collection/FilesCollection.php:19 Stack trace: #0 {main} thrown in /home/sourceex/public_html/pm/vendor/phpro/grumphp/src/Collection/FilesCollection.php on line 19