Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\Normalizer\DenormalizerInterface" not found in /var/www/html/sitefelicien/azuracast/backend/src/Normalizer/BigNumberNormalizer.php:15 Stack trace: #0 {main} thrown in /var/www/html/sitefelicien/azuracast/backend/src/Normalizer/BigNumberNormalizer.php on line 15