Fatal error: Uncaught Error: Class 'Doctrine\ORM\Persisters\Entity\AbstractEntityInheritancePersister' not found in /home/itscm/dev.its.cm/webserivesits/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/JoinedSubclassPersister.php:42 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/webserivesits/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/JoinedSubclassPersister.php on line 42