Fatal error: Uncaught Error: Class "Symfony\Component\Serializer\Exception\UnexpectedValueException" not found in /home/.sites/114/site713/web/energiepackung2024/vendor/symfony/serializer/Exception/PartialDenormalizationException.php:17
Stack trace:
#0 {main}
  thrown in /home/.sites/114/site713/web/energiepackung2024/vendor/symfony/serializer/Exception/PartialDenormalizationException.php on line 17