diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
index 0f9c1b38f..124994922 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
@@ -1131,7 +1131,7 @@ namespace IRaCIS.Application.Services
             });
 
             var thisAnswer = tableAnswers.Where(x => x.QuestionId == item.Id).ToList();
-            var orders = thisAnswer.OrderBy(x => x.RowIndex).Select(x=>x.RowId).ToList();
+            var orders = thisAnswer.OrderBy(x => x.RowIndex).Select(x=>x.RowId).Distinct().ToList();
             item.TableQuestions.Answers = new List<Dictionary<string, string>>();