diff --git a/public/react/src/modules/courses/Resource/index.js b/public/react/src/modules/courses/Resource/index.js
index 8f32699ce..b35eb4e06 100644
--- a/public/react/src/modules/courses/Resource/index.js
+++ b/public/react/src/modules/courses/Resource/index.js
@@ -916,7 +916,7 @@ class Fileslists extends Component{
 							{
 								`
 								 .filesnameslist{
-										max-width: 389px;
+										max-width: 200px;
 										overflow: hidden;
 										text-overflow: ellipsis;
 										white-space: nowrap;
diff --git a/public/react/src/modules/courses/coursesDetail/CoursesLeftNav.js b/public/react/src/modules/courses/coursesDetail/CoursesLeftNav.js
index 6569b4f10..04bbe71ba 100644
--- a/public/react/src/modules/courses/coursesDetail/CoursesLeftNav.js
+++ b/public/react/src/modules/courses/coursesDetail/CoursesLeftNav.js
@@ -692,6 +692,9 @@ class Coursesleftnav extends Component{
     axios.delete(url).then((result)=>{
       if(result.data.status===0){
         this.updatadeleteSecondary(mainurl || result.data.right_url);
+        this.setState({
+          antIcon:false
+        })
       }
     }).catch((error)=>{
       console.log(error)