Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DataCollector\DataCollector' not found in /home/devilinf/maitres-couvreurs.fr/web_pool/marne-vitry-le-francois/vendor/symfony/http-kernel/DataCollector/ConfigDataCollector.php:25 Stack trace: #0 {main} thrown in /home/devilinf/maitres-couvreurs.fr/web_pool/marne-vitry-le-francois/vendor/symfony/http-kernel/DataCollector/ConfigDataCollector.php on line 25