diff --git a/public/react/src/modules/courses/busyWork/CommonWorkPost.js b/public/react/src/modules/courses/busyWork/CommonWorkPost.js
index ae51d04a0..4c5578d2c 100644
--- a/public/react/src/modules/courses/busyWork/CommonWorkPost.js
+++ b/public/react/src/modules/courses/busyWork/CommonWorkPost.js
@@ -650,7 +650,7 @@ render(){
                       width: '375px',
                       height: '30px'
                     }}>
-                      <Checkbox value={item.user_id} checked={parseInt(task_status[key])===item.user_id?true:false} 
+                      <Checkbox value={item.user_id} key={item.user_id} checked={parseInt(task_status[key])===item.user_id?true:false}
                           disabled={item.commit_status || item.user_id == this.props.current_user.user_id ===true?true:false}  className="fl "
                       ></Checkbox>
                       <Tooltip placement="bottom" title={item.user_nam}><div className={"fl ml5 fonthidden"} style={{width: '70px'}}>{item.user_name}</div></Tooltip>
diff --git a/public/react/src/modules/courses/busyWork/UseBank.js b/public/react/src/modules/courses/busyWork/UseBank.js
index 4cd1b424e..671a09fff 100644
--- a/public/react/src/modules/courses/busyWork/UseBank.js
+++ b/public/react/src/modules/courses/busyWork/UseBank.js
@@ -278,7 +278,7 @@ class UseBank extends Component{
                       */
                       return (
                         <p className="clearfix mb7" key={item.id}>
-                          <Checkbox className="fl" value={item.id}></Checkbox>
+                          <Checkbox className="fl" value={item.id} key={item.id}></Checkbox>
                           <span className="fl with65">
                             <label className="task-hide fl" title={item.name && item.name.length > 30 ? item.name:""} style={{"maxWidth":"100%"}}>{item.name}</label>
                           </span>
diff --git a/public/react/src/modules/courses/coursesPublic/ShixunModal.js b/public/react/src/modules/courses/coursesPublic/ShixunModal.js
index 1fc218908..afba47723 100644
--- a/public/react/src/modules/courses/coursesPublic/ShixunModal.js
+++ b/public/react/src/modules/courses/coursesPublic/ShixunModal.js
@@ -80,7 +80,7 @@ class ShixunModal extends Component{
 
   //勾选实训
   shixunhomeworkedit=(list)=>{
-
+debugger
     let newpatheditarry=[];
     if (this.props.singleChoose == true) {
       if (list.length > 0) {
@@ -99,6 +99,7 @@ class ShixunModal extends Component{
   }
 
   contentViewScrolledit=(e)=>{
+
     //滑动到底判断
     if(e.currentTarget.scrollHeight-e.currentTarget.scrollTop===e.currentTarget.clientHeight){
 			let {Searchvalue,type,page}=this.state;
@@ -122,9 +123,9 @@ class ShixunModal extends Component{
     this.setState({
       page:1,
     })
-
+		this.props.funpatheditarry([])
     this.setupdatalist(value,type,true,1)
-    this.props.funpatheditarry([])
+
   }
 
   //tag
@@ -135,9 +136,9 @@ class ShixunModal extends Component{
       page:1,
 			newshixunmodallist:undefined
     })
-
+		this.props.funpatheditarry([])
     this.setupdatalist(Searchvalue,types,true,1)
-    this.props.funpatheditarry([])
+
   }
 
 
@@ -353,11 +354,14 @@ class ShixunModal extends Component{
                     <Checkbox.Group style={{ width: '100%' }} value={patheditarry}  onChange={this.shixunhomeworkedit}>
                       {
                         newshixunmodallist === undefined ? "": newshixunmodallist.map((item,key)=>{
+                        	console.log(item)
                           return(
                             <div className="clearfix edu-txt-center lineh-40 bor-bottom-greyE" key={key}>
                               <li className="fl with40 edu-txt-left task-hide paddingl5 newtaskhide">
                                 <Checkbox
-                                  id={"shixun_input_"+item.shixun_id} value={item.shixun_id}
+                                  id={"shixun_input_"+item.shixun_id}
+																	value={item.shixun_id}
+																	key={item.shixun_id}
                                   className=" task-hide edu-txt-left newtaskhide"
                                   style={{"width":"280px"}}
                                   name="shixun_homework[]"
diff --git a/public/react/src/modules/courses/exercise/Ecerciseallbackagain.js b/public/react/src/modules/courses/exercise/Ecerciseallbackagain.js
index f593232d2..3e100fdab 100644
--- a/public/react/src/modules/courses/exercise/Ecerciseallbackagain.js
+++ b/public/react/src/modules/courses/exercise/Ecerciseallbackagain.js
@@ -193,6 +193,7 @@ class Ecerciseallbackagain extends Component{
                                                                 className="fl task-hide edu-txt-left"
                                                                 name="shixun_homework[]"
                                                                 value={item.user_id}
+																																key={item.user_id}
                                                             >
                                                                 <label style={{"textAlign": "left", "color": "#05101A"}}
                                                                        className="task-hide color-grey-name" title="frerere">{item.user_name}</label>
diff --git a/public/react/src/modules/courses/exercise/Exercisestatisticalresult.js b/public/react/src/modules/courses/exercise/Exercisestatisticalresult.js
index b5e7ab820..f6389613b 100644
--- a/public/react/src/modules/courses/exercise/Exercisestatisticalresult.js
+++ b/public/react/src/modules/courses/exercise/Exercisestatisticalresult.js
@@ -122,6 +122,7 @@ class Exercisestatisticalresult extends Component {
 										return (
 											<span key={key}>
                         <Checkbox value={item.exercise_group_id}
+																	key={item.exercise_group_id}
                                   // checked={course_group_info === undefined ? false : course_group_info[key].course_group_id === item.course_group_id ? true : false}
                                   className="fl ">{item.exercise_group_name}
                           <span>({item.exercise_group_students})</span>
diff --git a/public/react/src/modules/courses/exercise/Studentshavecompletedthelist.js b/public/react/src/modules/courses/exercise/Studentshavecompletedthelist.js
index 5cd59f704..6f4cec877 100644
--- a/public/react/src/modules/courses/exercise/Studentshavecompletedthelist.js
+++ b/public/react/src/modules/courses/exercise/Studentshavecompletedthelist.js
@@ -2404,6 +2404,7 @@ class Studentshavecompletedthelist extends Component {
 													course_groupyslstwodata.map((item, key) => {
 														return (
 															<span key={key}><Checkbox className="fl mt5"
+																												key={item.id}
 																												value={item.id}>{item.tu}<span>({Teacherliststudentlist === undefined ? "0" : key === 0 ? Teacherliststudentlist.exercise_types.unanswer_users : Teacherliststudentlist.exercise_types.answer_users})</span></Checkbox></span>
 														)
 													})
@@ -2435,6 +2436,7 @@ class Studentshavecompletedthelist extends Component {
 														course_groupyslstwodatas.map((item, key) => {
 															return (
 																<span key={key}><Checkbox className="fl mt5"
+																													key={item.id}
 																													value={item.id}>{item.tu}<span>({Teacherliststudentlist === undefined ? "0" : key === 0 ? Teacherliststudentlist.exercise_types.unreview_counts : Teacherliststudentlist.exercise_types.review_counts})</span></Checkbox></span>
 															)
 														})
@@ -2464,6 +2466,7 @@ class Studentshavecompletedthelist extends Component {
 														course_groupyslstwodata.map((item, key) => {
 															return (
 																<span key={key}><Checkbox className="fl mt5"
+																													key={item.id}
 																													value={item.id}>{item.tu}<span>({Teacherliststudentlist === undefined ? "0" : key === 0 ? Teacherliststudentlist.exercise_types.unanswer_users : Teacherliststudentlist.exercise_types.answer_users})</span></Checkbox></span>
 															)
 														})
@@ -2492,6 +2495,7 @@ class Studentshavecompletedthelist extends Component {
 														course_groups.map((item, key) => {
 															return (
 																<span key={key}><Checkbox className="fl mt5"
+																													key={item.exercise_group_id}
 																													value={item.exercise_group_id}>{item.exercise_group_name}<span>({item.exercise_group_students})</span></Checkbox></span>
 															)
 														})
diff --git a/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitnew.js b/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitnew.js
index ee0e98f16..355a514a4 100644
--- a/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitnew.js
+++ b/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitnew.js
@@ -737,7 +737,7 @@ render(){
                       width: '375px',
                       height: '30px'
                     }}>
-                      <Checkbox value={item.user_id} checked={
+                      <Checkbox value={item.user_id}  key={item.user_id}  checked={
 												task_status.map((item,key)=>{
 													return  parseInt(task_status[key])===item.user_id?true:false
 												})
diff --git a/public/react/src/modules/courses/graduation/tasks/GraduationTaskssettinglist.js b/public/react/src/modules/courses/graduation/tasks/GraduationTaskssettinglist.js
index a5b6ccaa6..4aa01d44e 100644
--- a/public/react/src/modules/courses/graduation/tasks/GraduationTaskssettinglist.js
+++ b/public/react/src/modules/courses/graduation/tasks/GraduationTaskssettinglist.js
@@ -1188,7 +1188,7 @@ class GraduationTaskssettinglist extends Component{
 														{taskslistdata.search_assistants&&taskslistdata.search_assistants.task_status.map((item,key)=>{
 															return(
 																<span key={key}>
-                                <Checkbox value={item.id}  className="fl ">{item.name}
+                                <Checkbox value={item.id}  key={item.id} className="fl ">{item.name}
 	                                <span>({item.count})</span>
                                 </Checkbox>
                             </span>
@@ -1211,7 +1211,7 @@ class GraduationTaskssettinglist extends Component{
 														{taskslistdata.search_assistants&&taskslistdata.search_assistants.course_group_info.map((item,key)=>{
 															return(
 																<span key={key}>
-                                <Checkbox value={item.course_group_id} className="fl ">{item.group_group_name}
+                                <Checkbox value={item.course_group_id} key={item.course_group_id} className="fl ">{item.group_group_name}
 	                                <span>({item.count})</span>
                                 </Checkbox>
                             </span>
@@ -1423,7 +1423,7 @@ class GraduationTaskssettinglist extends Component{
 														{taskslistdata.search_assistants&&taskslistdata.search_assistants.teacher_comment.map((item,key)=>{
 															return(
 														  <span key={key}>
-	                              <Checkbox value={item.id} className="fl ">{item.name}
+	                              <Checkbox value={item.id} key={item.id} className="fl ">{item.name}
 		                              <span>({item.count})</span>
 	                              </Checkbox>
                               </span>
@@ -1456,7 +1456,7 @@ class GraduationTaskssettinglist extends Component{
 														{taskslistdata.search_assistants&&taskslistdata.search_assistants.task_status.map((item,key)=>{
 																return(
 																	<span key={key}>
-                                <Checkbox value={item.id} className="fl ">{item.name}
+                                <Checkbox value={item.id} key={item.id}  className="fl ">{item.name}
 	                                <span>({item.count})</span>
                                 </Checkbox>
                             </span>
@@ -1479,7 +1479,7 @@ class GraduationTaskssettinglist extends Component{
 															{taskslistdata.search_assistants&&taskslistdata.search_assistants.course_group_info.map((item,key)=>{
 																return(
 																	<span key={key}>
-                                <Checkbox value={item.course_group_id} className="fl ">{item.group_group_name}
+                                <Checkbox value={item.course_group_id} key={item.course_group_id}  className="fl ">{item.group_group_name}
 	                                <span>({item.count})</span>
                                 </Checkbox>
                             </span>
diff --git a/public/react/src/modules/courses/poll/PollNew.js b/public/react/src/modules/courses/poll/PollNew.js
index e6dc94515..675e355f3 100644
--- a/public/react/src/modules/courses/poll/PollNew.js
+++ b/public/react/src/modules/courses/poll/PollNew.js
@@ -2596,7 +2596,7 @@ class PollNew extends Component {
 											{item.question.answers === undefined ? "" : item.question.answers.map((items, i) => {
 												return (
 													<div className="mt10 pt20 " style={{"clear": "both"}}>
-														<Checkbox value={i} className={"fl"} style={{"text-align": "left"}}></Checkbox>
+														<Checkbox value={i} key={i} className={"fl"} style={{"text-align": "left"}}></Checkbox>
 														<span className={" flex1"} style={{"text-align": "left","white-space":"pre-wrap","word-break": "break-all","word-wrap": "break-word","float": "left","width":"1120px"}}>{items.answer_text}</span>
 													</div>
 												)
diff --git a/public/react/src/modules/courses/shixunHomework/Listofworks.js b/public/react/src/modules/courses/shixunHomework/Listofworks.js
index 070aee271..e289918e1 100644
--- a/public/react/src/modules/courses/shixunHomework/Listofworks.js
+++ b/public/react/src/modules/courses/shixunHomework/Listofworks.js
@@ -810,6 +810,7 @@ class Listofworks extends Component {
 										return (
 											<span key={key}>
                                 <Checkbox value={item.id}
+																					key={item.id}
 																					className="fl ">{item.name}
 																	<span>({item.count})</span>
                                 </Checkbox>
@@ -841,6 +842,7 @@ class Listofworks extends Component {
 													return (
 														<span key={key}>
                                 <Checkbox value={item.course_group_id}
+																					key={item.course_group_id}
 																					className="fl ">{item.group_group_name}
 																	<span>({item.count})</span>
                                             </Checkbox>
diff --git a/public/react/src/modules/courses/shixunHomework/Listofworksstudentone.js b/public/react/src/modules/courses/shixunHomework/Listofworksstudentone.js
index a774d6684..51af9e57e 100644
--- a/public/react/src/modules/courses/shixunHomework/Listofworksstudentone.js
+++ b/public/react/src/modules/courses/shixunHomework/Listofworksstudentone.js
@@ -2451,6 +2451,7 @@ class Listofworksstudentone extends Component {
 											return (
 												<span key={key}>
                                 <Checkbox value={item.id}
+																					key={item.id}
 																					className="fl ">{item.name}
 																	<span>({item.count})</span>
                                 </Checkbox>
@@ -2482,6 +2483,7 @@ class Listofworksstudentone extends Component {
 														return (
 															<span key={key}>
                                 <Checkbox value={item.course_group_id}
+																					key={item.course_group_id}
 																					className="fl ">{item.group_group_name}
 																	<span>({item.count})</span>
                                             </Checkbox>
diff --git a/public/react/src/modules/courses/shixunHomework/ShixunStudentWork.js b/public/react/src/modules/courses/shixunHomework/ShixunStudentWork.js
index cf9374f08..fa549d403 100644
--- a/public/react/src/modules/courses/shixunHomework/ShixunStudentWork.js
+++ b/public/react/src/modules/courses/shixunHomework/ShixunStudentWork.js
@@ -780,7 +780,7 @@ class ShixunStudentWork extends Component {
 									{data&&data.group_info === undefined ? "" : data&&data.group_info.map((item, key) => {
 										return (
 											<span key={key}>
-                          <Checkbox value={item.id}className="fl ">
+                          <Checkbox value={item.id} key={item.id} className="fl ">
                             <span>
 	                            {item.name}({item.members_count})
                             </span>
diff --git a/public/react/src/modules/paths/PathDetail/sendPanel.js b/public/react/src/modules/paths/PathDetail/sendPanel.js
index edbe083b1..8aedc2770 100644
--- a/public/react/src/modules/paths/PathDetail/sendPanel.js
+++ b/public/react/src/modules/paths/PathDetail/sendPanel.js
@@ -181,7 +181,7 @@ class sendPanel extends Component{
                     item.shixuns.map((items,keys)=>{
                       return(
                         <div className="mt5" key={keys}>
-                          <Checkbox name={key} value={items.shixun_id}>{items.shixun_name}</Checkbox>
+                          <Checkbox name={key} value={items.shixun_id} key={items.shixun_id}>{items.shixun_name}</Checkbox>
                         </div>
                       )
                     })