[Error] 
Call to a member function GetID() on string (0)
/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/shipment.php:1271
#0: Bitrix\Sale\Shipment->onFieldModify(string, string, string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/internals/entity.php:162
#1: Bitrix\Sale\Internals\Entity->setField(string, string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/shipment.php:541
#2: Bitrix\Sale\Shipment->setField(string, string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/providerbase.php:2406
#3: Bitrix\Sale\ProviderBase::reserveBasketItem(object, double)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/providerbase.php:581
#4: Bitrix\Sale\ProviderBase::applyPools(object)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/providerbase.php:179
#5: Bitrix\Sale\ProviderBase::onOrderSave(object)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/order.php:833
#6: Bitrix\Sale\Order->save()
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/archive/manager.php:143
#7: Bitrix\Sale\Archive\Manager::archiveOrders(array, integer, integer)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/archive/manager.php:219
#8: Bitrix\Sale\Archive\Manager::archiveByOptions(integer, integer)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/sale/lib/archive/manager.php:250
#9: Bitrix\Sale\Archive\Manager::archiveOnAgent(integer, integer)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/main/classes/mysql/agent.php(161) : eval()'d code:1
#10: eval
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/main/classes/mysql/agent.php:161
#11: CAgent::ExecuteAgents(string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/main/classes/mysql/agent.php:38
#12: CAgent::CheckAgents()
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/main/include.php:262
#13: require_once(string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/main/include/prolog_before.php:14
#14: require_once(string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/main/include/prolog.php:10
#15: require_once(string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/header.php:1
#16: require(string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/catalog/index.php:1
#17: include_once(string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/modules/main/include/urlrewrite.php:159
#18: include_once(string)
	/usr/local/www/bitrix_mok/docs/shop.million-otkrytok.ru/bitrix/urlrewrite.php:2