Fatal error: Uncaught Error: Class "Doctrine\Common\Persistence\Mapping\AbstractClassMetadataFactory" not found in /home/appvanshi/public_html/admin_panel/vendor/doctrine/orm/lib/Doctrine/ORM/Mapping/ClassMetadataFactory.php:45 Stack trace: #0 {main} thrown in /home/appvanshi/public_html/admin_panel/vendor/doctrine/orm/lib/Doctrine/ORM/Mapping/ClassMetadataFactory.php on line 45