Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\Mapping\Loader\LoaderInterface" not found in /usr/home/adamus1234/domains/localization.adamus1234.smallhost.pl/public_html/vendor/symfony/serializer/Mapping/Loader/AttributeLoader.php:35
Stack trace:
#0 {main}
  thrown in /usr/home/adamus1234/domains/localization.adamus1234.smallhost.pl/public_html/vendor/symfony/serializer/Mapping/Loader/AttributeLoader.php on line 35