diff --git a/IRaCIS.Core.Application/Service/ImageAndDoc/DownloadAndUploadService.cs b/IRaCIS.Core.Application/Service/ImageAndDoc/DownloadAndUploadService.cs
index 9897ecf83..09b038baf 100644
--- a/IRaCIS.Core.Application/Service/ImageAndDoc/DownloadAndUploadService.cs
+++ b/IRaCIS.Core.Application/Service/ImageAndDoc/DownloadAndUploadService.cs
@@ -771,7 +771,7 @@ namespace IRaCIS.Core.Application.Service.ImageAndDoc
 
                                 await _oSSService.DeleteFromPrefix(insntance.Path, true);
 
-                                await _taskInstanceRepository.BatchUpdateNoTrackingAsync(t => t.Id == insntance.Id, u => new TaskInstance() { Path = insntance.Path });
+                                await _taskInstanceRepository.BatchUpdateNoTrackingAsync(t => t.Id == instanceId, u => new TaskInstance() { Path = insntance.Path });
                             }
 
                         }