Fatal error: Uncaught Error: Class "Sonata\AdminBundle\Admin\Admin" not found in /home/capacita/public_html/aula.certificateperu.com/src/Chamilo/CourseBundle/Admin/CGroupInfoAdmin.php:17 Stack trace: #0 {main} thrown in /home/capacita/public_html/aula.certificateperu.com/src/Chamilo/CourseBundle/Admin/CGroupInfoAdmin.php on line 17