diff --git a/app/controllers/comments_controller.rb b/app/controllers/comments_controller.rb
index 851567c92..850886e68 100644
--- a/app/controllers/comments_controller.rb
+++ b/app/controllers/comments_controller.rb
@@ -32,9 +32,9 @@ class CommentsController < ApplicationController
 
   # 列表
   def index
-    disscusses = @hack.disscusses.where(:root_id => nil)
-    @disscuss_count = disscusses.count
-    @disscusses= paginate disscusses
+    discusses = @hack.discusses.where(root_id: nil)
+    @discusses_count = discusses.count
+    @discusses= paginate discusses
   end
 
   # 删除
@@ -46,7 +46,7 @@ class CommentsController < ApplicationController
 
   private
   def find_hack
-    @hack = Hack.find_by_identifier params[:identifier]
+    @hack = Hack.find_by_identifier(params[:hack_identifier])
   end
 
   def comment_params
diff --git a/app/views/comments/index.json.jbuilder b/app/views/comments/index.json.jbuilder
index 399b144d9..b176d00b9 100644
--- a/app/views/comments/index.json.jbuilder
+++ b/app/views/comments/index.json.jbuilder
@@ -1,4 +1,4 @@
-json.disscuss_count @disscuss_count
+json.disscuss_count @discusses_count
 json.comments @discusses do |discuss|
   json.partial! 'comments/discuss', locals: { discuss: discuss}
   json.children discuss.child_discuss(current_user) do |c_d|
diff --git a/public/react/src/modules/tpm/TPMDataset.js b/public/react/src/modules/tpm/TPMDataset.js
index 55cd8c746..9569c5174 100644
--- a/public/react/src/modules/tpm/TPMDataset.js
+++ b/public/react/src/modules/tpm/TPMDataset.js
@@ -1,6 +1,6 @@
 import React, {Component} from 'react';
 import {Redirect} from 'react-router';
-import {List, Typography, Tag, Modal, Radio, Checkbox, Table, Pagination,Upload,notification} from 'antd';
+import {List, Typography, Tag, Modal, Radio, Checkbox, Table, Pagination,Upload,Button} from 'antd';
 import {  NoneData } from 'educoder'
 
 import TPMRightSection from './component/TPMRightSection';
@@ -85,6 +85,7 @@ class TPMDataset extends Component {
 			checked: false,
 			showmodel:false,
 			itemtypebool:false,
+			Buttonloading:false
 		}
 	}
 
@@ -295,8 +296,12 @@ class TPMDataset extends Component {
 	handleChange = (info) => {
 		// console.log("handleChange123123");
 		// console.log(info);
-// debugger
+     //debugger
+		this.setState({
+			Buttonloading:true
+		})
 		if(info.file.status == "done" || info.file.status == "uploading" || info.file.status === 'removed'){
+
 			let fileList = info.fileList;
 			this.setState({
 				fileList: appendFileSizeToUploadFileAll(fileList),
@@ -309,7 +314,10 @@ class TPMDataset extends Component {
 
 					}else{
 						this.getdatas();
-
+						this.setState({
+						 Buttonloading:false
+						})
+						// this.props.showNotification(`上传成功`);
 					}
 				}
 			}
@@ -329,9 +337,13 @@ class TPMDataset extends Component {
 						 showmodel:true,
 						 tittest:info.file.response.message,
 						 itemtypebool:itemtype>-1?true:itemtype<=-1?false:false,
+						 Buttonloading:false
 					 })
-				 }else{
 
+				 }else{
+				 	this.setState({
+						Buttonloading:false
+					})
 				 }
 			 }
 
@@ -445,7 +457,12 @@ class TPMDataset extends Component {
 			showmodel: false,
 		})
 	}
-
+	ButtonloadinghandleChange=()=>{
+		// this.props.showNotification(`zhzzzzz`);
+		// this.setState({
+		// 	Buttonloading:true
+		// })
+	}
 	render() {
 		const {tpmLoading, shixun, user, match} = this.props;
 		const {columns, page, limit, selectedRowKeys,mylistansum,fileList,datalist,data_sets_count,loadingstate} = this.state;
@@ -473,11 +490,16 @@ class TPMDataset extends Component {
 			beforeUpload: (file) => {
 				//上传前的操作
 				// console.log('beforeUpload', file.name);
-				const isLt150M = file.size / 1024 / 1024 < 150;
-				if (!isLt150M) {
-					this.props.showNotification('文件大小必须小于150MB!');
+				this.props.showNotification(`文件上传中`);
+				const isLt300M = file.size / 1024 / 1024 <= 300;
+
+				if (!isLt300M) {
+					this.setState({
+						Buttonloading:false
+					})
+					this.props.showNotification('文件大小必须小于等于300MB!');
 				}
-				return isLt150M;
+				return isLt300M;
 			},
 		};
 		// console.log("showmodelshowmodel");
@@ -514,12 +536,20 @@ class TPMDataset extends Component {
 											.ant-upload-list{
 											 display:none
 											}
+											.deletebuttom{
+												color: #fff !important;
+											}
+									    .deletebuttom:hover{
+												color: #fff !important;
+												background: #29BD8B !important;
+											}
 											`
 										}
 									</style>
-									<div className="deletebuttom intermediatecenter ">	<Upload {...uploadProps}><p className="deletebuttomtest" type="upload">
-
-										上传文件</p>		</Upload></div>
+									<div className="intermediatecenter deletebuttom">
+										 <Upload {...uploadProps}>
+												<Button  className={"deletebuttom"} loading={this.state.Buttonloading} onClick={	this.ButtonloadinghandleChange}>{this.state.Buttonloading===true?"上传中":"上传文件"}</Button>
+										 </Upload></div>
 									{
 										data_sets_count>0?
 											<div
diff --git a/public/react/src/modules/tpm/jupyter/index.js b/public/react/src/modules/tpm/jupyter/index.js
index ad62d249c..d3ebba9b3 100644
--- a/public/react/src/modules/tpm/jupyter/index.js
+++ b/public/react/src/modules/tpm/jupyter/index.js
@@ -325,7 +325,7 @@ function JupyterTPI (props) {
           </span>
         </p>
         <p className="jupyter_btn">
-          {/* sync | poweroff */}
+           {/*sync | poweroff */}
           {/*<Button*/}
           {/*  className="btn_common"*/}
           {/*  type="link"*/}
diff --git a/public/react/src/modules/tpm/tpmmodel/tpmmodel.css b/public/react/src/modules/tpm/tpmmodel/tpmmodel.css
index 168de71b3..2f2be23e4 100644
--- a/public/react/src/modules/tpm/tpmmodel/tpmmodel.css
+++ b/public/react/src/modules/tpm/tpmmodel/tpmmodel.css
@@ -80,7 +80,7 @@
 .deletebuttom{
     width:85px;
     height:30px;
-    background:#29BD8B;
+    background:#29BD8B !important;
     border-radius:3px;
     cursor:pointer
 }