Fatal error: Uncaught Error: Interface 'Symfony\Component\Config\Definition\ConfigurationInterface' not found in C:\Landaweb\webs\landaweb\backend\vendor\symfony\framework-bundle\DependencyInjection\Configuration.php:40 Stack trace: #0 {main} thrown in C:\Landaweb\webs\landaweb\backend\vendor\symfony\framework-bundle\DependencyInjection\Configuration.php on line 40