Fatal error: Uncaught Error: Class "Symfony\Bundle\FrameworkBundle\Controller\AbstractController" not found in /home/meucursoonlinere/public_html/src/Controller/Admin/PrincipalController.php:20 Stack trace: #0 {main} thrown in /home/meucursoonlinere/public_html/src/Controller/Admin/PrincipalController.php on line 20