edit

lib/Relation.php

@@ -37,7 +37,7 @@ class Relation
     # 更换上级 效率较高
     public function replaceParent($uid, $old_parent, $new_parent)
     {
-        $info = Dever::db('invite/relation')->find(array('to_uid' => $uid, 'uid' => $old_parent));
+        $info = Dever::db('invite/relation')->one(array('to_uid' => $uid, 'uid' => $old_parent));
         if ($info) {
             $state = Dever::db('invite/relation')->update(array('where_id' => $info['id'], 'uid' => $new_parent));
             if ($state) {