edit

src/Database.php

@@ -2698,7 +2698,7 @@ class Database
         $level++;
 
         foreach ($array as $k => $v) {
-            if (isset($v[$key]) && $v[$key] == $parent_id) {
+            if ((isset($v[$key]) && $v[$key] == $parent_id) || (isset($v['parent_id']) && $v['parent_id'] == $parent_id)) {
                 $v['level'] = $level;
                 $v['name'] = $this->treeName($v['name'], $level);
                 $result[] = $v;