Fatal error: Uncaught Error: Class "Doctrine\ORM\EntityRepository" not found in C:\xampp\htdocs\BK\bateriasec\vendor\doctrine\doctrine-bundle\Repository\ServiceEntityRepository.php:23 Stack trace: #0 {main} thrown in C:\xampp\htdocs\BK\bateriasec\vendor\doctrine\doctrine-bundle\Repository\ServiceEntityRepository.php on line 23