diff --git a/src/utils/request.ts b/src/utils/request.ts
index 81547be8..270dfade 100644
--- a/src/utils/request.ts
+++ b/src/utils/request.ts
@@ -36,6 +36,11 @@ const errorHandler = (error: { response: Response }): Response => {
       message: `请求错误 ${status}: ${url}`,
       description: errorText,
     });
+  } else if (!response) {
+    notification.error({
+      description: '您的网络发生异常，无法连接服务器',
+      message: '网络异常',
+    });
   }
   return response;
 };