From 918c6f46ba46a51ca9d7e58e771c870415f2938b Mon Sep 17 00:00:00 2001
From: lizanle <491823689@qq.com>
Date: Wed, 14 Oct 2015 11:10:19 +0800
Subject: [PATCH] =?UTF-8?q?=E8=B5=84=E6=BA=90=E5=85=A8=E7=AB=99=E6=90=9C?=
 =?UTF-8?q?=E7=B4=A2=E5=87=BA=E7=8E=B0bug?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/views/files/_tag_yun.html.erb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/views/files/_tag_yun.html.erb b/app/views/files/_tag_yun.html.erb
index 41ae5f335..3d1ded552 100644
--- a/app/views/files/_tag_yun.html.erb
+++ b/app/views/files/_tag_yun.html.erb
@@ -1,4 +1,4 @@
-<% if course && tag_list.empty? == false%>
+<% if course && tag_list && tag_list.empty? == false%>
 <span class="files_tag_icon" >
           <a  title=""
               onclick="search_tag_attachment('<%= search_tag_attachment_course_files_path(course)%>','','<%= @q%>','<%= course.id%>');"