============== Infrastructure ============== Exception ========= > Old version : HunterException was deprecated with Symfony 5/6 version Create an Exception ------------------- All new Exception need to depends of : ResponseMessageException classes. You need to change __construct signature with this : .. code-block:: php public function __construct(array $context, ?Throwable $previous = null); On the `$context`, on key|value needed (if key is not present, application can throw HTTP_CODE 500 error). The key needed was : `status => StatusCode` (StatusCode like 2001, 2002, ...) You need to add exception with HTTP_CODE in file : config/packages/fos_rest.yaml. .. code-block:: yaml code: App\YourNamespace\YourClass: HTTP_CODE