diff --git a/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitedit.js b/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitedit.js
index 433a9c250..7f5553e6c 100644
--- a/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitedit.js
+++ b/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitedit.js
@@ -2,7 +2,7 @@ import React,{Component} from "React";
 import { Form, Select, Input, Button,Checkbox,Upload,Icon,message,Modal,Spin,Tooltip} from "antd";
 import {Link} from 'react-router-dom';
 import TPMMDEditor from '../../../tpm/challengesnew/TPMMDEditor';
-import { WordsBtn,getUrl ,bytesToSize,getImageUrl} from 'educoder';
+import { WordsBtn,getUrl ,bytesToSize,getImageUrl,appendFileSizeToUploadFileAll} from 'educoder';
 import axios from 'axios';
 import Modals from '../../../modals/Modals';
 const Search = Input.Search;
@@ -116,12 +116,12 @@ class GraduationTasksSubmitedit extends Component{
   }
   // 附件相关 START
   handleChange = (info) => {
-    let fileList = info.fileList;
 
-    // for(var list of fileList ){
-    //   console.log(list)
-    // }
-    this.setState({ fileList });
+		if (info.file.status === 'uploading') {
+
+			let fileList = info.fileList;
+			this.setState({ fileList:appendFileSizeToUploadFileAll(fileList) });
+		}
   }
 
   //onAttachmentRemove = (file) => {
@@ -479,6 +479,18 @@ class GraduationTasksSubmitedit extends Component{
       onChange: this.handleChange,
       onRemove: this.onAttachmentRemove,
       beforeUpload: (file) => {
+				// TODO 文件存在则提示并退出
+				let gotSameFile = false;
+				this.state.fileList && this.state.fileList.some((item) => {
+					if (item.name && item.name.startsWith(file.name)) {
+						gotSameFile = true;
+						return true
+					}
+				})
+				if (gotSameFile) {
+					this.props.showNotification("该附件已被上传！")
+					return false
+				}
         console.log('beforeUpload', file.name);
         const isLt150M = file.size / 1024 / 1024 < 150;
         if (!isLt150M) {
diff --git a/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitnew.js b/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitnew.js
index bbe72a740..cfbd50453 100644
--- a/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitnew.js
+++ b/public/react/src/modules/courses/graduation/tasks/GraduationTasksSubmitnew.js
@@ -2,7 +2,7 @@ import React,{Component} from "React";
 import { Form, Select, Input, Button,Checkbox,Upload,Icon,message,Modal,Tooltip,Spin} from "antd";
 import {Link} from 'react-router-dom';
 import TPMMDEditor from '../../../tpm/challengesnew/TPMMDEditor';
-import { WordsBtn,getUrl,getImageUrl,bytesToSize} from 'educoder';
+import { WordsBtn,getUrl,getImageUrl,bytesToSize,appendFileSizeToUploadFileAll} from 'educoder';
 import axios from 'axios';
 import Modals from '../../../modals/Modals';
 const Search = Input.Search;
@@ -123,12 +123,10 @@ class GraduationTasksSubmitnew extends Component{
   }
   // 附件相关 START
   handleChange = (info) => {
-    let fileList = info.fileList;
-
-    // for(var list of fileList ){
-    //   console.log(list)
-    // }
-    this.setState({ fileList });
+		if (info.file.status === 'uploading') {
+			let fileList = info.fileList;
+			this.setState({ fileList:appendFileSizeToUploadFileAll(fileList) });
+		}
   }
 
   onAttachmentRemove = (file) => {
@@ -478,6 +476,18 @@ render(){
     onChange: this.handleChange,
     onRemove: this.onAttachmentRemove,
     beforeUpload: (file) => {
+			// TODO 文件存在则提示并退出
+			let gotSameFile = false;
+			this.state.fileList && this.state.fileList.some((item) => {
+				if (item.name && item.name.startsWith(file.name)) {
+					gotSameFile = true;
+					return true
+				}
+			})
+			if (gotSameFile) {
+				this.props.showNotification("该附件已被上传！")
+				return false
+			}
       console.log('beforeUpload', file.name);
       const isLt150M = file.size / 1024 / 1024 < 150;
       if (!isLt150M) {