if err = saveServerConfig(ctx, objectAPI, cfg); err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	// freshly retrieve the config so that default values are loaded for reset config
	if cfg, err = getValidConfig(objectAPI); err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	dynamic := config.SubSystemsDynamic.Contains(subSys)