Fatal error: Uncaught Error: Interface "Doctrine\Common\Collections\Collection" not found in /opt/lampp/htdocs/myhospitalnow/suitecrm/vendor/doctrine/collections/src/ArrayCollection.php:49 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/suitecrm/vendor/doctrine/collections/src/ArrayCollection.php on line 49