diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingGlobalTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingGlobalTaskService.cs
index b68bf05f0..1eb30dc34 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingGlobalTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingGlobalTaskService.cs
@@ -149,7 +149,7 @@ namespace IRaCIS.Application.Services
                       (lr.global.Select(x => x.Answer).FirstOrDefault().IsNullOrEmpty() && inDto.UsingOriginalData ?
                       lr.question.Answer : lr.global.Select(x => x.Answer).FirstOrDefault()
                       ),
-                      IsHaveChange = lr.global == null ? false : lr.global.Any(),
+                      IsHaveChange = lr.global.Any(x=>x.QuestionId!=null&&!x.Answer.IsNullOrEmpty()) ? true : false,
                       QuestionId = lr.question.QuestionId,
                       QuestionName = lr.question.QuestionName,
                       QuestionType = lr.question.QuestionType,