diff --git a/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/LR_NewWorkFlow/Views/StampInfo/StampDetailIndex.js b/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/LR_NewWorkFlow/Views/StampInfo/StampDetailIndex.js
index 9c09a4ce1..c4bac52f0 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/LR_NewWorkFlow/Views/StampInfo/StampDetailIndex.js	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/LR_NewWorkFlow/Views/StampInfo/StampDetailIndex.js	
@@ -59,6 +59,10 @@ var bootstrap = function ($, learun) {
         }
         var postData = $('.lr-item').lrGetFormData();
         var F_Password = $.md5(postData.F_Password);
+        if (!keyValue) {
+            learun.alert.error("请选择印章！");
+            return false;
+        }
         learun.postForm(top.$.rootUrl + '/LR_NewWorkFlow/StampInfo/EqualForm', { keyValue: keyValue, Password: F_Password }, function (res) {
             callBack(keyValue);
         });