fix bug

routers/repo/modelarts.go

@@ -2514,7 +2514,7 @@ func GetDatasUrlListByUUIDS(uuidStr string) ([]models.Datasurl, string, bool, er
 	uuidList := strings.Split(uuidStr, ";")
 	isMultiDataset := false
 
-	if len(uuidList) > 1 {
+	if len(uuidList) >= 1 {
 		for _, uuid := range uuidList {
 			attach, err := models.GetAttachmentByUUID(uuid)
 			if err != nil {