导出需求

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

@@ -314,6 +314,7 @@ public class IndexBaseMonthDataServiceImpl extends BaseServiceImpl<Long, IndexBa
 				//查询时间段内学员成功退团申请的数量
 				Integer quitNum = musicGroupDao.countQuitNum(queryInfo);
 				indexBaseData.setIndexMonthDataDetail(new ArrayList<>());
+				indexBaseData.setIndexMonthDataDetail(new ArrayList<>());
 				indexBaseData.setDataType(QUIT_MUSIC_GROUP_STUDENT_NUM);
 				indexBaseData.setPercent(new BigDecimal(quitNum));
 				indexBaseData.setTitle(QUIT_MUSIC_GROUP_STUDENT_NUM.getMsg());