diff --git a/shandan-bianmu/src/main/resources/static/js/business/directory/directory.js b/shandan-bianmu/src/main/resources/static/js/business/directory/directory.js
index 42f6f85..648ae98 100644
--- a/shandan-bianmu/src/main/resources/static/js/business/directory/directory.js
+++ b/shandan-bianmu/src/main/resources/static/js/business/directory/directory.js
@@ -251,6 +251,8 @@ function startRender() {
                     },
 
                 });
+            }else{
+                showErrorMsg('数据表不支持下载');
             }
         })
     }