if objectAPI == nil {
		return
	}

	vars := mux.Vars(r)
	restoreID := vars["restoreId"]
	if restoreID == "" {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInvalidRequest), r.URL)
		return
	}
	if restoreID == "all" {
		chEntries, err := listServerConfigHistory(ctx, objectAPI, false, -1)
		if err != nil {

			adminRouter.Methods(http.MethodPut).Path(adminVersion+"/restore-config-history-kv").HandlerFunc(adminMiddleware(adminAPI.RestoreConfigHistoryKVHandler)).Queries("restoreId", "{restoreId:.*}")
		}

		// Config import/export bulk operations
		if enableConfigOps {
			// Get config