[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (1271) Illegal mix of collations for operation 'UNION' (400)

				SELECT NULL AS SITE_ID, NAME, VALUE 
				FROM b_option 
				WHERE MODULE_ID = 'workflow' 
				UNION
				SELECT SITE_ID, NAME, VALUE 
				FROM b_option_site 
				WHERE MODULE_ID = 'workflow' 
			
/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/lib/config/option.php:200
#2: Bitrix\Main\Config\Option::load(string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/lib/config/option.php:38
#3: Bitrix\Main\Config\Option::get(string, string, string, boolean)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/option.php:30
#4: CAllOption::GetOptionString(string, string, string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/iblock/classes/mysql/iblockelement.php:233
#5: CIBlockElement->prepareSql(array, array, boolean, array)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/iblock/classes/mysql/iblockelement.php:661
#6: CIBlockElement::GetList(array, array, boolean, array, array)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/components/bitrix/news.list/component.php:298
#7: include(string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/component.php:594
#8: CBitrixComponent->__includeComponent()
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/component.php:653
#9: CBitrixComponent->includeComponent(string, array, object)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/main.php:1038
#10: CAllMain->IncludeComponent(string, string, array, object)
	/var/www/ivk/data/www/izhvodokanal.ru/local/templates/ivk/components/bitrix/news/news/news.php:106
#11: include(string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/component_template.php:725
#12: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/component_template.php:820
#13: CBitrixComponentTemplate->IncludeTemplate(array)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/component.php:735
#14: CBitrixComponent->showComponentTemplate()
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/component.php:683
#15: CBitrixComponent->includeComponentTemplate(string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/components/bitrix/news/component.php:216
#16: include(string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/component.php:594
#17: CBitrixComponent->__includeComponent()
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/component.php:653
#18: CBitrixComponent->includeComponent(string, array, NULL)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/classes/general/main.php:1038
#19: CAllMain->IncludeComponent(string, string, array)
	/var/www/ivk/data/www/izhvodokanal.ru/o-predpriyatii/novosti/index.php:12
#20: include_once(string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/modules/main/include/urlrewrite.php:159
#21: include_once(string)
	/var/www/ivk/data/www/izhvodokanal.ru/bitrix/urlrewrite.php:2