1、陪练课调整

2、付费陪练课可预约时间调整

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

@@ -1648,6 +1648,10 @@ public class CourseScheduleServiceImpl extends BaseServiceImpl<Long, CourseSched
                 newCourseSchedule.setGroupType(oldCourseSchedule.getGroupType());
             }
 
+            if(Objects.isNull(newCourseSchedule.getMusicGroupId())){
+                newCourseSchedule.setMusicGroupId(oldCourseSchedule.getMusicGroupId());
+            }
+
             if (Objects.isNull(newCourseSchedule.getTeachMode())) {
                 newCourseSchedule.setTeachMode(oldCourseSchedule.getTeachMode());
             }