[Error] 
Call to a member function IsAdmin() on null (0)
/var/www/vhosts/restinternational.ru/httpdocs/local/php_interface/init.php:373
#0: AddUserSaleInformer(array)
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/modules/main/classes/general/module.php:475
#1: ExecuteModuleEventEx(array, array)
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/modules/main/classes/general/user.php:2817
#2: CAllUser->Update(integer, array)
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/modules/main/classes/general/user.php:3549
#3: CAllUser::UnblockAgent(integer)
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/modules/main/classes/mysql/agent.php(162) : eval()'d code:1
#4: eval
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/modules/main/classes/mysql/agent.php:162
#5: CAgent::ExecuteAgents(string)
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/modules/main/classes/mysql/agent.php:40
#6: CAgent::CheckAgents()
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/modules/main/include.php:271
#7: require_once(string)
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/modules/main/include/prolog_before.php:14
#8: require_once(string)
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/modules/main/include/prolog.php:10
#9: require_once(string)
	/var/www/vhosts/restinternational.ru/httpdocs/bitrix/header.php:1
#10: require(string)
	/var/www/vhosts/restinternational.ru/httpdocs/index.php:2