Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\Extension" not found in /home/capacita/public_html/aula.certificateperu.com/src/Chamilo/CourseBundle/DependencyInjection/ChamiloCourseExtension.php:17 Stack trace: #0 {main} thrown in /home/capacita/public_html/aula.certificateperu.com/src/Chamilo/CourseBundle/DependencyInjection/ChamiloCourseExtension.php on line 17