Fatal error: Uncaught Error: Class 'Symfony\Component\HttpFoundation\Request' not found in /home/clients/cee4ad9c2abf92576d2174b5ade39a59/clients/mediateur/index.php:20 Stack trace: #0 {main} thrown in /home/clients/cee4ad9c2abf92576d2174b5ade39a59/clients/mediateur/index.php on line 20