diff --git a/src/components/TestPanel.vue b/src/components/TestPanel.vue
index 02962ad..0f62c3f 100644
--- a/src/components/TestPanel.vue
+++ b/src/components/TestPanel.vue
@@ -214,10 +214,6 @@ import "codemirror/theme/base16-light.css";
 import { mavonEditor } from 'mavon-editor'
 import 'mavon-editor/dist/css/index.css'
 import Stomp from 'stompjs'
-// export const MQTT_USERNAME = 'huoran' // 连接用户名, todo: read from database
-// export const MQTT_PASSWORD = 'huoran2024' //  连接密码, todo: read from database
-export const MQTT_USERNAME = 'huorantest' // 连接用户名, todo: read from database
-export const MQTT_PASSWORD = 'huorantest2024' //  连接密码, todo: read from database
 
 export default {
   data () {
@@ -331,18 +327,27 @@ export default {
       if (this.assessmentId) { // 考核（考核才会从外面带进来assessmentId，练习是默认显示第一个项目，竞赛会带进来competitionId)
         this.getAssList()
       } else { // 练习
-        if (Cookie.get('doneProjectId')) {
+        if (Cookie.get('doneProjectId')) { // 已经做完了实验，则直接恢复项目id
           this.projectId = +Cookie.get('doneProjectId')
+        } else {
+          // 没有初次加载的标识，说明不是第一次进来，而是当前页面刷新后进来这个方法，这时候则查最近一次跑的项目是哪个
+          if (Cookie.get('admin-loaded')) {
+            const { data } = await this.$get(`${this.api.getTheMostRecentlyRunProject}`, {
+              cid: this.courseId
+            })
+            if (data.length) this.projectId = data[0].projectId
+          } else {
+            Cookie.set('admin-loaded', 1) // 初次加载的标识
+          }
         }
         Cookie.remove('doneProjectId')
         // 获取项目列表
-        this.getList().then(() => {
-          if (!this.isSubmit) {
-            this.getCache()
-          } else {
-            this.closeLoad()
-          }
-        }).catch(res => { })
+        await this.getList()
+        if (!this.isSubmit) {
+          this.getCache()
+        } else {
+          this.closeLoad()
+        }
       }
       this.competitionId && this.getCompetitionStatus() // 查询竞赛信息
       this.getUserDetail()
@@ -585,8 +590,8 @@ export default {
               competitionId: this.competitionId,
               assessmentId: assessmentId ? Number(assessmentId) : '',
               bcId: e.judgmentId,
-              projectId, // 项目id，同上
-              cid // 课程id
+              projectId,
+              cid
             })
           })
         })
@@ -694,6 +699,17 @@ export default {
       this.startCount()
       this.clearReport()
       this.entryTime = await this.getNow()
+
+      // 清除代码缓存
+      this.points.map(async (e) => {
+        await this.$post(this.api.deleteTheLastUncommittedRecord, {
+          competitionId: this.competitionId,
+          assessmentId: this.assessmentId,
+          bcId: e.judgmentId,
+          projectId: this.projectId,
+          cid: this.courseId,
+        })
+      })
     },
     //重新开始
     async reloadConfirm () {
@@ -715,14 +731,14 @@ export default {
     },
     // 页面加载完后重置编辑框大小
     ready (i) {
-      if (this.$refs['codemirror' + i]) {
-        const code = this.$refs['codemirror' + i].codemirror
-        if (code) {
-          code.on('beforeChange', (istance, change) => {
-            change.origin === 'paste' && change.cancel()
-          })
-        }
-      }
+      // if (this.$refs['codemirror' + i]) {
+      //   const code = this.$refs['codemirror' + i].codemirror
+      //   if (code) {
+      //     code.on('beforeChange', (istance, change) => {
+      //       change.origin === 'paste' && change.cancel()
+      //     })
+      //   }
+      // }
     },
     vscodeRunCode (data) {
       const i = +data.sort
@@ -1092,15 +1108,15 @@ export default {
 
     // 消息队列获取
     connect () {
-      let ws = new WebSocket(`ws://139.159.153.48:15674/ws`);
+      let ws = new WebSocket(this.$config.isTest ? `ws://139.159.153.48:15674/ws` : `wss://python.occupationlab.com/ws`);
       // let ws = new WebSocket(`wss://python.occupationlab.com/ws`);
       this.client = Stomp.over(ws);
       this.client.heartbeat.outgoing = 0
       this.client.heartbeat.incoming = 0
       //初始化连接
       const headers = {
-        login: MQTT_USERNAME,
-        passcode: MQTT_PASSWORD
+        login: this.$config.isTest ? 'huorantest' : 'huoran',
+        passcode: this.$config.isTest ? 'huorantest2024' : 'huoran2024'
       };
       //进行连接
       this.client.connect(headers.login, headers.passcode, this.onConnected, this.onFailed, 'pyhost');
diff --git a/src/views/Home.vue b/src/views/Home.vue
index 09995ed..6f390a6 100644
--- a/src/views/Home.vue
+++ b/src/views/Home.vue
@@ -95,31 +95,6 @@ export default {
     testPanel
   },
   mounted () {
-    // 保证同一个浏览器只有一个当前系统能打开
-    const opened = +localStorage.getItem('opened')
-    if (opened) {
-      localStorage.setItem('opened', opened + 1)
-      this.notAllowed = 1
-      this.$alert('我们注意到您当前已尝试打开多个实验页面。为保证实验的公平性和诚信，系统仅允许单个实验页面处于活跃状态。', '提示', {
-        confirmButtonText: '退出当前页面',
-        showClose: false,
-        callback: action => {
-          this.back()
-        }
-      })
-    } else {
-      localStorage.setItem('opened', 1)
-    }
-
-    // 页面离开后当前活跃的标识处理
-    window.addEventListener('unload', function () {
-      const opened = +localStorage.getItem('opened')
-      if (opened) {
-        localStorage.setItem('opened', opened - 1)
-      } else {
-        localStorage.removeItem('opened')
-      }
-    })
 
     document.onkeydown = function (event) {
       var e = event || window.event || arguments.callee.caller.arguments[0];