throw new SsoMessageException(
                        messages -> messages.addErrorsFailedToProcessSsoRequest(UserMessages.GLOBAL_PROPERTY_KEY, e.getMessage()),
                        "Failed to process metadata.", e);
            }
        })
                .orElseThrow(() -> new SsoMessageException(
                        messages -> messages.addErrorsFailedToProcessSsoRequest(UserMessages.GLOBAL_PROPERTY_KEY, "Invalid state."),

### Translate In Your Language

Fess is internationalized software.

If you want to add labels/messages for your language, please translate properties file and then rename to fess\_\*\_[lang].properties.

* [fess_label_en.properties](https://github.com/codelibs/fess/blob/master/src/main/resources/fess_label_en.properties)

        return previousClusterState.getAndSet(status) != status;
    }

    /**
     * Creates a new action validator.
     *
     * @param requestManager  The request manager.
     * @param messagesCreator The messages creator.
     * @param runtimeGroups   The runtime groups.
     * @return A new action validator.
     */
    public ActionValidator<FessMessages> createValidator(final RequestManager requestManager,