diff --git a/public/react/src/modules/courses/coursesDetail/CoursesBanner.js b/public/react/src/modules/courses/coursesDetail/CoursesBanner.js
index 8a11b217c..923819970 100644
--- a/public/react/src/modules/courses/coursesDetail/CoursesBanner.js
+++ b/public/react/src/modules/courses/coursesDetail/CoursesBanner.js
@@ -734,7 +734,7 @@ background:rgba(204,204,204,0.2) !important;
 														}
 													`}
 												</style>
-												<Breadcrumb separator="|" className={"mt5"}>
+                        {this.props.isAdminOrStudent()===true?<Breadcrumb separator="|" className={"mt5"}>
 
 													<Breadcrumb.Item className={"pointer"}>
 														<Tooltip getPopupContainer={trigger => trigger.parentNode}  visible={coursedata.teacher_applies_count===undefined?false:coursedata.teacher_applies_count>0?true:false}
@@ -766,7 +766,7 @@ background:rgba(204,204,204,0.2) !important;
 														<span className="color-grey-c font-16"><span className={"mr10 ml10"}>学分</span> <span className={"mr10"}>{coursedata.credit}</span></span>
 													}</Breadcrumb.Item>
 
-												</Breadcrumb>
+												</Breadcrumb>:""}
 
                         {/*<li className={"mt7 teachersbox"}  >*/}
                           {/*<Link to={"/courses/"+this.props.match.params.coursesId+"/teachers"}>*/}
diff --git a/public/react/src/modules/tpm/TPMIndexHOC.js b/public/react/src/modules/tpm/TPMIndexHOC.js
index 4116aef3a..f46835959 100644
--- a/public/react/src/modules/tpm/TPMIndexHOC.js
+++ b/public/react/src/modules/tpm/TPMIndexHOC.js
@@ -375,9 +375,7 @@ export function TPMIndexHOC(WrappedComponent) {
 				});
 
 			}
-      /**
-        课堂权限相关方法，暂时写这里了 ----------------------------------------END
-      */
+    
       fetchUser = () => {
         let url = `/users/get_user_info.json`
         let courseId;