Fatal error: Uncaught Error: Class "Symfony\Component\Validator\Mapping\Loader\LoaderChain" not found in /home/.sites/114/site713/web/energiepackung2024/vendor/symfony/validator/Mapping/Loader/FilesLoader.php:23
Stack trace:
#0 {main}
  thrown in /home/.sites/114/site713/web/energiepackung2024/vendor/symfony/validator/Mapping/Loader/FilesLoader.php on line 23