update

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

@@ -111,7 +111,9 @@ public class StudentRegistrationServiceImpl extends BaseServiceImpl<Long, Studen
             Set<Integer> subjectIds = dataList.stream().map(e -> e.getActualSubjectId()).collect(Collectors.toSet());
             Map<Integer,String> subjectMap = MapUtil.convertIntegerMap(musicGroupSubjectPlanDao.findSubjectMap(subjectIds,queryInfo.getMusicGroupId()));
             dataList.forEach(e->{
-                e.setKitGroupPurchaseTypeEnum(KitGroupPurchaseTypeEnum.valueOf(subjectMap.get(e.getActualSubjectId())));
+            	if(StringUtils.isNotBlank(subjectMap.get(e.getActualSubjectId()))){
+            		e.setKitGroupPurchaseTypeEnum(KitGroupPurchaseTypeEnum.valueOf(subjectMap.get(e.getActualSubjectId())));
+            	}
             });
         }
         if (count == 0) {