update

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

@@ -4102,10 +4102,12 @@ public class CourseScheduleServiceImpl extends BaseServiceImpl<Long, CourseSched
 		//获取最近一次已结束的课程
 		CourseSchedule courseSchedule = courseScheduleDao.getLastEndCourse(schedule.getMusicGroupId(),schedule.getGroupType().getCode());
 		//标记当前课程的上一节课
-		for (CourseScheduleRateDto e:courseScheduleRateDtos) {
-			if(e.getCourseScheduleId().equals(courseSchedule.getId())){
-				e.setIsDefault(true);
-				break;
+		if(courseSchedule != null){
+			for (CourseScheduleRateDto e:courseScheduleRateDtos) {
+				if(e.getCourseScheduleId().equals(courseSchedule.getId())){
+					e.setIsDefault(true);
+					break;
+				}
 			}
 		}
 		return courseScheduleRateDtos;