update

mec-biz/src/main/java/com/ym/mec/biz/service/impl/CourseScheduleServiceImpl.java

@@ -3057,7 +3057,7 @@ public class CourseScheduleServiceImpl extends BaseServiceImpl<Long, CourseSched
 
 		Map<Long, CourseSchedule> oldCourseScheduleMap = oldCourseScheduleList.stream().collect(Collectors.toMap(CourseSchedule::getId, c -> c));
 
-		List<CourseSchedule> liveCourseSchedules = Lists.newArrayList(courseSchedules);
+		List<CourseSchedule> liveCourseSchedules = Lists.newArrayList(oldCourseScheduleList);
         for(CourseSchedule newCourseSchedule : newCourseSchedules){
 
         	//获取数据库中的记录