Fatal error: Uncaught Error: Class 'Doctrine\ORM\Internal\Hydration\ObjectHydrator' not found in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\gedmo\doctrine-extensions\lib\Gedmo\Tree\Hydrator\ORM\TreeObjectHydrator.php:20 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\gedmo\doctrine-extensions\lib\Gedmo\Tree\Hydrator\ORM\TreeObjectHydrator.php on line 20