Fatal error: Uncaught Error: Class 'Doctrine\ORM\Persisters\BasicEntityPersister' not found in /var/www/vhosts/kavli-live/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/UnionSubclassPersister.php:5 Stack trace: #0 {main} thrown in /var/www/vhosts/kavli-live/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/UnionSubclassPersister.php on line 5