ErrorException [ Fatal Error ]: Class 'Kohana_Database_Query_Builder_Where' not found

APPPATH/kohana/modules/database/classes/Database/Query/Builder/Where.php [ 3 ]

1 <?php defined('SYSPATH') OR die('No direct script access.');
2 
3 abstract class Database_Query_Builder_Where extends Kohana_Database_Query_Builder_Where {}

1. {
   Fatal error: Call to undefined function __() in /var/www/19218-saniyaw/data/www/board.flexi-soft.in.ua/oc/kohana/system/views/kohana/error.php on line 64