From 8ea7e46fb57978ffd311e67240b51550d8771dbe Mon Sep 17 00:00:00 2001
From: hjm <63528605@qq.com>
Date: Sat, 27 Jul 2019 11:35:00 +0800
Subject: [PATCH] current_user

---
 public/react/src/modules/courses/poll/PollInfo.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/public/react/src/modules/courses/poll/PollInfo.js b/public/react/src/modules/courses/poll/PollInfo.js
index f32d652c2..22c1f542e 100644
--- a/public/react/src/modules/courses/poll/PollInfo.js
+++ b/public/react/src/modules/courses/poll/PollInfo.js
@@ -315,7 +315,7 @@ class PollInfo extends Component{
         ></Modals>
         <div className="educontent mt10 mb50">
           <p className="clearfix mb20">
-            <WordsBtn style="grey" className="fl" to={current_user.first_category_url}>{courseName}</WordsBtn>
+            <WordsBtn style="grey" className="fl" to={current_user && current_user.first_category_url}>{courseName}</WordsBtn>
             <span className="color-grey-9 fl ml3 mr3">&gt;</span>
             <WordsBtn style="grey" className="fl" to={`/courses/${this.props.match.params.coursesId}/polls/${poll && poll.left_banner_id}`}>问卷</WordsBtn>
             <span className="color-grey-9 fl ml3 mr3">&gt;</span>