course-detail

src/pages/course-detail/index.vue

@@ -1794,7 +1794,7 @@ export default {
       this.param.gradeId = this.gradeId;
       this.$request.courseCourseList(this.param).then((res) => {
         this.courseList.push(...res.rows);
-        this.courseId = this.courseList[1].courseId;
+        this.courseId = this.courseList[0].courseId;
         this.param.total = res.total;
         this.courseChange();
       });