Fatal error: Uncaught Error: Class "Symfony\Component\Serializer\Exception\RuntimeException" not found in /usr/home/nemamo/domains/geo.masjed.eu.org/public_html/vendor/symfony/serializer/Exception/MappingException.php:19
Stack trace:
#0 {main}
  thrown in /usr/home/nemamo/domains/geo.masjed.eu.org/public_html/vendor/symfony/serializer/Exception/MappingException.php on line 19