diff --git a/Learun.Framework.Ultimate V7/Learun.Application.Web/Views/Login/Default.cshtml b/Learun.Framework.Ultimate V7/Learun.Application.Web/Views/Login/Default.cshtml
index b48ab2198..dde42766e 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.Web/Views/Login/Default.cshtml	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.Web/Views/Login/Default.cshtml	
@@ -107,7 +107,7 @@
                 <div class="lr-login-bypsw noreg">
                     <div class="error_info">*&nbsp;<span>密码不正确</span></div>
                     <div class="lr-login-input">
-                        <img class="inp_icon" src="~/Content/images/Login/default_account0.png" alt=""> <input id="lr_username" type="text" placeholder="手机号/帐号">
+                        <img class="inp_icon" src="~/Content/images/Login/default_account0.png" alt=""> <input id="lr_username" type="text" placeholder="学号/工号">
                     </div>
                     <div class="lr-login-input">
                         <img class="inp_icon" src="~/Content/images/Login/default_psw0.png" alt=""><input id="lr_password" type="password" placeholder="密码">
diff --git a/Learun.Framework.Ultimate V7/Learun.Application.Web/Views/UserCenter/Index.cshtml b/Learun.Framework.Ultimate V7/Learun.Application.Web/Views/UserCenter/Index.cshtml
index 067e4e9a1..5e7b5a3eb 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.Web/Views/UserCenter/Index.cshtml	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.Web/Views/UserCenter/Index.cshtml	
@@ -219,8 +219,15 @@
                                         return result;
                                     },
                                     date: function (value) {
-                                        var date = new Date(value);
-                                        return date.toLocaleDateString();
+                                        if (!!value) {
+                                            var date = new Date(value);
+                                            if (date instanceof Date && !isNaN(date.getTime())) {
+                                                return date.toLocaleDateString();
+                                            } else {
+                                                return '';
+                                            }
+                                        } else
+                                            return '';
                                     },
                                     nationalityNo: function (value) {
                                         var result;