Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Bundle\Bundle" not found in C:\xampp\htdocs\projet-GMAO\vendor\tattali\calendar-bundle\src\CalendarBundle.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\projet-GMAO\vendor\tattali\calendar-bundle\src\CalendarBundle.php on line 9