Fatal error: Uncaught Error: Class "Symfony\Bundle\FrameworkBundle\Controller\Controller" not found in /home/capacita/public_html/aula.certificateperu.com/src/Chamilo/ThemeBundle/Controller/NavbarController.php:20 Stack trace: #0 {main} thrown in /home/capacita/public_html/aula.certificateperu.com/src/Chamilo/ThemeBundle/Controller/NavbarController.php on line 20