[TypeError] 
array_merge(): Argument #1 must be of type array, null given (0)
/home/bitrix/www/local/templates/special_mibok_rossiya_airlines/header.php:23
#0: array_merge(NULL, array)
	/home/bitrix/www/local/templates/special_mibok_rossiya_airlines/header.php:23
#1: include(string)
	/home/bitrix/www/bitrix/php_interface/init.php:470
#2: _Check404Error()
	/home/bitrix/www/bitrix/modules/main/tools.php:4730
#3: ExecuteModuleEventEx(array)
	/home/bitrix/www/bitrix/modules/main/include/epilog_after.php:11
#4: require(string)
	/home/bitrix/www/bitrix/modules/main/include/epilog.php:3
#5: require_once(string)
	/home/bitrix/www/bitrix/footer.php:4
#6: require(string)
	/home/bitrix/www/404.php:46
#7: require(string)
	/home/bitrix/www/bitrix/modules/iblock/lib/component/tools.php:85
#8: Bitrix\Iblock\Component\Tools::process404(string, boolean, boolean, boolean, string)
	/home/bitrix/www/bitrix/components/bitrix/catalog/component.php:256
#9: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:607
#10: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:684
#11: CBitrixComponent->includeComponent(string, array, NULL, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1072
#12: CAllMain->IncludeComponent(string, string, array)
	/home/bitrix/www/about/about_us/vacancies/index.php:5
#13: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:184
#14: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2
----------