diff --git a/models/cloudbrain_image.go b/models/cloudbrain_image.go
index 0665cab43..487fdfbd4 100644
--- a/models/cloudbrain_image.go
+++ b/models/cloudbrain_image.go
@@ -468,8 +468,10 @@ func (images ImageList) loadAttributes(e Engine, uid int64) error {
 	}
 
 	for i := range images {
-		images[i].UserName = users[images[i].UID].Name
-		images[i].RelAvatarLink = users[images[i].UID].RelAvatarLink()
+		if users[images[i].UID] != nil {
+			images[i].UserName = users[images[i].UID].Name
+			images[i].RelAvatarLink = users[images[i].UID].RelAvatarLink()
+		}
 		if uid == -1 {
 			images[i].IsStar = false
 		} else {