Fatal error: Uncaught Error: Class 'Doctrine\Common\DataFixtures\Loader' not found in C:\xampp\htdocs\ApiSigestWin\1.20.09.09.5 - copia\vendor\symfony\doctrine-bridge\DataFixtures\ContainerAwareLoader.php:26 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.20.09.09.5 - copia\vendor\symfony\doctrine-bridge\DataFixtures\ContainerAwareLoader.php on line 26