From 25e77b607f106a2fdc79d48f3399d6bea2ee3fc0 Mon Sep 17 00:00:00 2001
From: Argo Zhang <Argo@163.com>
Date: Wed, 6 Mar 2019 01:08:45 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9BUG=EF=BC=9A=E8=8F=9C?=
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---
 Bootstrap.Admin/Query/QueryMenuOption.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Bootstrap.Admin/Query/QueryMenuOption.cs b/Bootstrap.Admin/Query/QueryMenuOption.cs
index c696cf64..b440354f 100644
--- a/Bootstrap.Admin/Query/QueryMenuOption.cs
+++ b/Bootstrap.Admin/Query/QueryMenuOption.cs
@@ -1,4 +1,4 @@
-using Bootstrap.DataAccess;
+using Bootstrap.DataAccess;
 using Longbow.Web.Mvc;
 using System.Linq;
 
@@ -35,7 +35,7 @@ namespace Bootstrap.Admin.Query
             var data = MenuHelper.RetrieveMenusByUserName(userName);
             if (!string.IsNullOrEmpty(ParentName))
             {
-                data = data.Where(t => t.ParentName.Contains(ParentName));
+                data = data.Where(t => t.ParentName != null && t.ParentName.Contains(ParentName));
             }
             if (!string.IsNullOrEmpty(Name))
             {