diff --git a/interfaces/inner_api/native/cloudsync_kit_inner/cloud_sync_callback.h b/interfaces/inner_api/native/cloudsync_kit_inner/cloud_sync_callback.h
index 10cc38ea692d46fe0e5aa904724e925f496acc4b..66e22ae6b1d593230ae5b584d926c544bb5e47f7 100644
--- a/interfaces/inner_api/native/cloudsync_kit_inner/cloud_sync_callback.h
+++ b/interfaces/inner_api/native/cloudsync_kit_inner/cloud_sync_callback.h
@@ -58,6 +58,7 @@ public:
      * CLOUD_STORAGE_FULL                   云空间满
      * LOCAL_STORAGE_FULL                   本地空间满
      * DEVICE_TEMPERATURE_TOO_HIGH          设备温度过高
+     * REMOTE_SERVER_ABNORMAL               远端设备故障
      * BUSINESS_MODE_CHANGED                商业模式变更
      */
     virtual void OnSyncStateChanged(CloudSyncState state, ErrorType error) {};
diff --git a/interfaces/inner_api/native/cloudsync_kit_inner/cloud_sync_constants.h b/interfaces/inner_api/native/cloudsync_kit_inner/cloud_sync_constants.h
index b5b63ac8ea1d1ce37d9d80425ee56d8ec3ac5c90..516a47e7946536c310eb48714c0a69ca1040e9ce 100644
--- a/interfaces/inner_api/native/cloudsync_kit_inner/cloud_sync_constants.h
+++ b/interfaces/inner_api/native/cloudsync_kit_inner/cloud_sync_constants.h
@@ -61,6 +61,7 @@ enum ErrorType {
     CLOUD_STORAGE_FULL,
     LOCAL_STORAGE_FULL,
     DEVICE_TEMPERATURE_TOO_HIGH,
+    REMOTE_SERVER_ABNORMAL,
     BUSINESS_MODE_CHANGED,
     PERMISSION_NOT_ALLOW,
     INNER_ERROR,
diff --git a/interfaces/kits/js/cloudfilesync/cloud_sync_n_exporter.cpp b/interfaces/kits/js/cloudfilesync/cloud_sync_n_exporter.cpp
index e3cfc8cbd1616f1acde49e68cd3e143d71f06fb3..ea3343911cbcbc522e9f59af35b7d8b74ce14189 100644
--- a/interfaces/kits/js/cloudfilesync/cloud_sync_n_exporter.cpp
+++ b/interfaces/kits/js/cloudfilesync/cloud_sync_n_exporter.cpp
@@ -163,6 +163,7 @@ void InitErrorType(napi_env env, napi_value exports)
         DECLARE_NAPI_STATIC_PROPERTY("LOCAL_STORAGE_FULL", NVal::CreateInt32(env, LOCAL_STORAGE_FULL).val_),
         DECLARE_NAPI_STATIC_PROPERTY("DEVICE_TEMPERATURE_TOO_HIGH",
             NVal::CreateInt32(env, DEVICE_TEMPERATURE_TOO_HIGH).val_),
+        DECLARE_NAPI_STATIC_PROPERTY("REMOTE_SERVER_ABNORMAL", NVal::CreateInt32(env, REMOTE_SERVER_ABNORMAL).val_),
     };
     napi_value obj = nullptr;
     napi_create_object(env, &obj);