Опция стоит.
Содержимое 404.php[CODE]<? if ($_SERVER['DOCUMENT_URI'] == "/404.php") {
$_SERVER['REQUEST_URI'] = $_SERVER['DOCUMENT_URI'];
}
include_once($_SERVER['DOCUMENT_ROOT'].'/bitrix/modules/main/include/urlrewrite.php');
CHTTP::SetStatus('404 Not Found');
@define('ERROR_404', 'Y');
require($_SERVER["DOCUMENT_ROOT"]."/bitrix/header.php");
$APPLICATION->SetTitle("Извините, запрашиваемая страница не найдена"); ?>
<? $APPLICATION->IncludeComponent(
"bitrix:main.map",
"404",
array(
"LEVEL" => "4",
"COL_NUM" => "2",
"SHOW_DESCRIPTION" => "Y",
"SET_TITLE" => "Y",
"CACHE_TIME" => "3600",
"COMPONENT_TEMPLATE" => "404",
"CACHE_TYPE" => "N",
"COMPOSITE_FRAME_MODE" => "A",
"COMPOSITE_FRAME_TYPE" => "AUTO"
),
false
);?>
<? require($_SERVER["DOCUMENT_ROOT"]."/bitrix/footer.php"); ?>
[/CODE]