}

        final CoordinatorHelper coordinator = ComponentUtil.getCoordinatorHelper();
        if (!coordinator.tryStartOperation("reindex_config")) {
            saveError(messages -> messages.addErrorsOperationAlreadyRunning(GLOBAL,
                    coordinator.getOperationInfo("reindex_config").map(o -> o.hostname).orElse("unknown")));
            return redirect(getClass());
        }

        new Thread(() -> {