Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\Normalizer\DenormalizerInterface" not found in /var/www/html/bacalec-lamp/public_html/yan/projet-disc-otech-back/Back/src/Serializer/DoctrineDenormalizer.php:9 Stack trace: #0 {main} thrown in /var/www/html/bacalec-lamp/public_html/yan/projet-disc-otech-back/Back/src/Serializer/DoctrineDenormalizer.php on line 9