diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs
index 17fd1638f..618a61728 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs
@@ -216,9 +216,9 @@ namespace IRaCIS.Application.Services
                 throw new BusinessValidationFailedException("当前任务不是访视任务");
             }
 
-            if (!(await _subjectVisitRepository.AnyAsync(x => x.Id == taskinfo.SourceSubjectVisitId && x.IsBaseLine)))
+            if (await _subjectVisitRepository.AnyAsync(x => x.Id == taskinfo.SourceSubjectVisitId && x.IsBaseLine))
             {
-                throw new BusinessValidationFailedException("当前不是基线任务");
+                throw new BusinessValidationFailedException("当前是基线任务,无法拆分和合并病灶");
             }
         }