diff --git a/hg-monitor-web-base/src/main/resources/static/src/index.js b/hg-monitor-web-base/src/main/resources/static/src/index.js
index 2857d45..e98a495 100644
--- a/hg-monitor-web-base/src/main/resources/static/src/index.js
+++ b/hg-monitor-web-base/src/main/resources/static/src/index.js
@@ -551,7 +551,7 @@ layui.extend({
                                     toastType: toastType,
                                     type: 'click',
                                     action: function () {
-                                        if (hash && hash != '' && hash != null) {
+                                        if (hash && hash != '' && hash != null && hash != 'null') {
                                             if (hash.toLowerCase().indexOf("http://") != -1 && hash.toLowerCase().indexOf("https://") != -1) {
                                                 location.hash = hash;
                                             } else {