[TypeError] 
Aniart\Main\Multilang\SelectLangSite::GetIsoCurrent(): Return value must be of type string, null returned (0)
/var/www/web/web-intertop-root/local/modules/aniart.main/lib/multilang/selectlangsite.php:398
#0: Aniart\Main\Multilang\SelectLangSite->GetIsoCurrent()
	/var/www/web/web-intertop-root/local/modules/aniart.main/lib/multilang/selectlangsite.php:208
#1: Aniart\Main\Multilang\SelectLangSite->__construct(array)
	/var/www/web/web-intertop-root/local/modules/aniart.main/include.php:130
#2: include_once(string)
	/var/www/web/bitrix/modules/main/lib/loader.php:115
#3: Bitrix\Main\Loader::includeModuleInternal(string)
	/var/www/web/bitrix/modules/main/lib/loader.php:102
#4: Bitrix\Main\Loader::includeModule(string)
	/var/www/web/bitrix/php_interface/init.php:187
#5: include_once(string)
	/var/www/web/bitrix/modules/main/include.php:234
#6: require_once(string)
	/var/www/web/bitrix/modules/main/include/prolog_before.php:14
#7: require_once(string)
	/var/www/web/bitrix/modules/main/include/prolog.php:10
#8: require_once(string)
	/var/www/web/bitrix/header.php:6
#9: require(string)
	/var/www/web/web-intertop-root/shopping/catalog/index.php:2
#10: include_once(string)
	/var/www/web/bitrix/modules/main/include/urlrewrite.php:161
#11: include_once(string)
	/var/www/web/bitrix/urlrewrite.php:2