[Error] 
Call to undefined function Yandex\Market\Utils\mb_strtoupper() (0)
/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/yandex.market/lib/utils/name.php:13
#0: Yandex\Market\Utils\Name::screamingSnakeCase(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/yandex.market/lib/utils/messageregistry.php:68
#1: Yandex\Market\Utils\MessageRegistry->makePrefixes(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/yandex.market/lib/utils/messageregistry.php:47
#2: Yandex\Market\Utils\MessageRegistry->getPrefix(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/yandex.market/lib/reference/concerns/hasmessage.php:28
#3: Yandex\Market\Ui\Iblock\CategoryField::getMessage(string, NULL, string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/yandex.market/lib/ui/iblock/categoryfield.php:24
#4: Yandex\Market\Ui\Iblock\CategoryField::getUserTypeDescription()
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/yandex.market/lib/ui/iblock/fieldpublisher.php:67
#5: Yandex\Market\Ui\Iblock\FieldPublisher::buildDescription(string, integer)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/yandex.market/lib/ui/iblock/fieldpublisher.php:46
#6: Yandex\Market\Ui\Iblock\FieldPublisher::getFieldDescription(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/main/classes/general/module.php:490
#7: ExecuteModuleEventEx(array)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/main/classes/general/usertype.php:937
#8: CUserTypeManager->GetUserType(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/main/classes/general/usertype.php:1046
#9: CUserTypeManager->GetUserFields(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/main/classes/general/usertype.php:3033
#10: CUserTypeSQL->SetEntity(string, string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/catalog/mysql/store.php:129
#11: CCatalogStore::GetList(array, array, boolean, boolean, array)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/aspro.optimus/classes/general/COptimus.php:2081
#12: COptimus::GetTemplateOptions(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/aspro.optimus/classes/general/COptimus.php:64
#13: COptimus::Start(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/templates/oborudtorg/header.php:44
#14: include_once(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/main/include/prolog_after.php:106
#15: require(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/modules/main/include/prolog.php:11
#16: require_once(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/bitrix/header.php:1
#17: require(string)
	/var/www/admin/data/www/xn--80acmjdupkd1am0e.xn--p1ai/company/news/index.php:2