Fatal error: Uncaught Error: Class "Symfony\Component\Config\Loader\Loader" not found in /home/capacita/public_html/aula.certificateperu.com/src/Chamilo/ThemeBundle/Routing/MenuLoader.php:12 Stack trace: #0 {main} thrown in /home/capacita/public_html/aula.certificateperu.com/src/Chamilo/ThemeBundle/Routing/MenuLoader.php on line 12