Fatal error: Uncaught Error: Class "Doctrine\ORM\Persisters\Entity\AbstractEntityInheritancePersister" not found in /var/www/html/API_Forum/vendor/doctrine/orm/src/Persisters/Entity/SingleTablePersister.php:26 Stack trace: #0 {main} thrown in /var/www/html/API_Forum/vendor/doctrine/orm/src/Persisters/Entity/SingleTablePersister.php on line 26