diff --git a/routers/repo/modelarts.go b/routers/repo/modelarts.go
index 083bce92de..847e831f64 100755
--- a/routers/repo/modelarts.go
+++ b/routers/repo/modelarts.go
@@ -346,7 +346,7 @@ func GetCloudBrainDataSetInfo(uuid string, datasetname string, isNeedDown bool)
 		attachment, err := models.GetAttachmentByUUID(uuidStr)
 		if err != nil {
 			log.Error("GetAttachmentByUUID failed:%v", err.Error())
-			if len(datasetnameList) <= i {
+			if len(datasetnameList) <= i || len(datasetname) == 0 {
 				continue
 			}
 			name = datasetnameList[i]
@@ -376,6 +376,7 @@ func GetCloudBrainDataSetInfo(uuid string, datasetname string, isNeedDown bool)
 			IsDelete:            isDelete,
 		})
 	}
+	log.Info("dataset length=" + fmt.Sprint(len(datasetDownload)))
 	return datasetDownload
 }