Correct call fetchAll in SqlModel.find().

model/SqlModel.php

@@ -208,7 +208,7 @@ abstract class SqlModel extends Model
         $where = $this->db->whereExpr($where);
         $order = isset($order['sort']) ? $this->order($order, $order['sort']) : false;
         $limit = $this->db->limitExpr($limit);
-        $result_items = parent::fetchAll(
+        $result_items = $this->fetchAll(
             (($sql_expression) ? $sql_expression : ('SELECT ' . $select . ' FROM ' . $this->table()))
                 . (($where) ? (' WHERE ' . $where) : '')
                 . (($order) ? ($order) : '')