简单修改一下 提交

learnOnline/pages/index/index.js

@@ -29,8 +29,12 @@ Page({
   },
   onLoad: function (query) {
     /* 获取扫描过来的 小程序 可以取到 绑定的 id 和 课程 */
-    const scene = decodeURIComponent(query.scene)
-    wx.setStorageSync('scene', scene)
+    if (query.scene) {
+      const scene = decodeURIComponent(query.scene)
+      wx.setStorageSync('scene', scene)
+    } else {
+      wx.setStorageSync('scene', '')
+    }
   },
   /* 进入页面，先判断是否获取用户信息 */
   onReady: function () {

learnOnline/project.config.json

@@ -36,7 +36,7 @@
 					"id": 0,
 					"name": "扫码编译",
 					"pathName": "pages/index/index",
-					"query": "scene=123%261%2C3",
+					"query": "scene=8%262",
 					"scene": "1048"
 				}
 			]

learnOnline/utils/util.js

@@ -116,6 +116,9 @@ const loginApi = (obj, callback) => {
     cids = scene.split('&')[1] + ','
     cids = cids.replace(/1,/gi, '6489392145194024960,').replace(/2,/gi, '6489392226584494080,').replace(/3,/gi, '6489392240857710592,')
     cids = cids.substr(0, cids.length - 1)
+  } else {
+    class_id = ''
+    semester_id = ''
   }
   wx.request({
     url: config.URL_PATH + '/user/authorization',