Fatal error: Uncaught Error: Call to undefined function Symfony\Component\Serializer\Mapping\Loader\trigger_deprecation() in /usr/home/adamus1234/domains/localization.adamus1234.smallhost.pl/public_html/vendor/symfony/serializer/Mapping/Loader/AnnotationLoader.php:14
Stack trace:
#0 {main}
  thrown in /usr/home/adamus1234/domains/localization.adamus1234.smallhost.pl/public_html/vendor/symfony/serializer/Mapping/Loader/AnnotationLoader.php on line 14