diff --git a/Bootstrap.Admin/wwwroot/lib/longbow/longbow.common.js b/Bootstrap.Admin/wwwroot/lib/longbow/longbow.common.js
index 2a9442bb..6251a372 100644
--- a/Bootstrap.Admin/wwwroot/lib/longbow/longbow.common.js
+++ b/Bootstrap.Admin/wwwroot/lib/longbow/longbow.common.js
@@ -200,7 +200,10 @@
                     success(result);
                 },
                 error: function (XMLHttpRequest, textStatus, errorThrown) {
-                    if (window.toastr) toastr.error(XMLHttpRequest.status === 500 ? '后台应用程序错误' : errorThrown, '程序错误');
+                    if (window.toastr) {
+                        if (errorThrown === '') errorThrown = url;
+                        toastr.error(XMLHttpRequest.status === 500 ? '后台应用程序错误' : errorThrown, '程序错误');
+                    }
                     success(false);
                 }
             };