From e77bc70aeaa7e58479f5d33cad99c5f29f614f32 Mon Sep 17 00:00:00 2001
From: hjm <63528605@qq.com>
Date: Mon, 24 Jun 2019 09:40:33 +0800
Subject: [PATCH]     const isAdmin = this.props.isAdmin()

---
 public/react/src/modules/courses/members/teacherList.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/public/react/src/modules/courses/members/teacherList.js b/public/react/src/modules/courses/members/teacherList.js
index bb344de38..02fab16a9 100644
--- a/public/react/src/modules/courses/members/teacherList.js
+++ b/public/react/src/modules/courses/members/teacherList.js
@@ -227,6 +227,7 @@ class studentsList extends Component{
   }
   componentWillUnmount() {
     off('addTeacherSuccess', this.addTeacherSuccessListener)
+    const isAdmin = this.props.isAdmin()
     isAdmin && off('updateNavSuccess', this.updateNavSuccess)
   }
   updateNavSuccess = () => {