diff --git a/models/dataset.go b/models/dataset.go
index 9241b7bf9..fbd605120 100755
--- a/models/dataset.go
+++ b/models/dataset.go
@@ -88,7 +88,7 @@ func (datasets DatasetList) loadAttributes(e Engine) error {
 	if err := e.
 		Where("id > 0").
 		In("id", keysInt64(set)).
-		Cols("id", "owner_id", "owner_name", "lower_name", "name", "description", "alias", "lower_alias").
+		Cols("id", "owner_id", "owner_name", "lower_name", "name", "description", "alias", "lower_alias","is_private").
 		Find(&repos); err != nil {
 		return fmt.Errorf("find repos: %v", err)
 	}
@@ -127,6 +127,7 @@ func (datasets DatasetList) loadAttachmentAttributes(opts *SearchDatasetOptions)
 							return fmt.Errorf("GetPermission failed error: %v", err)
 						}
 						permission = &permissionInstance
+						permissionMap[datasets[i].ID]=&permissionInstance
 					}
 
 					if permission.HasAccess() {
@@ -145,6 +146,9 @@ func (datasets DatasetList) loadAttachmentAttributes(opts *SearchDatasetOptions)
 	}
 
 	for i := range datasets {
+		if datasets[i].Attachments==nil{
+			datasets[i].Attachments=[]*Attachment{}
+		}
 		datasets[i].Repo.Owner = nil
 	}
 	return nil