권한 확인 Exception추가

pav-server/src/main/java/com/palnet/biz/api/main/statistics/service/MainStatisticsService.java

@@ -123,6 +123,8 @@ public class MainStatisticsService {
 		Pageable pageable = PageRequest.of(1-1, 1);
 
 		PageImpl<BasGroupUserModel> queryResult = ptyGroupQueryRepository.userList(param, pageable);
+
+		if(queryResult.getContent() == null || queryResult.getContent().size() == 0)  throw new CustomException(ErrorCode.DATA_NOTFIND);
 		
 		BasGroupUserModel groupUser = queryResult.getContent().get(0);