Merge branch 'beta' into HK

src/components/group/group.vue

@@ -831,6 +831,7 @@ export default {
             } else {
                 this.classid = '1'
             }
+            this.setClassid(this.classid)
             this.getCourseGroup();
             if (this.dialogVisibleGroup) {
                 this.getCourseGroup();