[Error] 
Call to a member function getId() on null (0)
/home/bitrix/www/local/components/tst.digital/catalog.element/class.php:196
#0: TstCatalogElement->getResult
	/home/bitrix/www/local/components/tst.digital/catalog.element/class.php:24
#1: TstCatalogElement->executeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:660
#2: CBitrixComponent->includeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1072
#3: CAllMain->IncludeComponent
	/home/bitrix/www/product/index.php:41
#4: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:184
#5: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2
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