[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)

				SELECT NAME, VALUE 
				FROM b_option 
				WHERE MODULE_ID = 'iblock' 
			
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/home/bitrix/www/bitrix/modules/main/lib/config/option.php:196
#2: Bitrix\Main\Config\Option::load(string)
	/home/bitrix/www/bitrix/modules/main/lib/config/option.php:38
#3: Bitrix\Main\Config\Option::get(string, string)
	/home/bitrix/www/bitrix/modules/iblock/lib/model/propertyfeature.php:489
#4: Bitrix\Iblock\Model\PropertyFeature::isEnabledFeatures()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:387
#5: Bitrix\Iblock\Component\Base->onPrepareComponentParams(array)
	/home/bitrix/www/bitrix/modules/iblock/lib/component/element.php:26
#6: Bitrix\Iblock\Component\Element->onPrepareComponentParams(array)
	/home/bitrix/www/bitrix/components/bitrix/catalog.element/class.php:34
#7: CatalogElementComponent->onPrepareComponentParams(array)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:643
#8: CBitrixComponent->includeComponent(string, array, object, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#9: CAllMain->IncludeComponent(string, string, array, object)
	/home/bitrix/www/bitrix/templates/magnet_s2/components/bitrix/catalog/main/element.php:235
#10: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:789
#11: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:884
#12: CBitrixComponentTemplate->IncludeTemplate(array)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:764
#13: CBitrixComponent->showComponentTemplate()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:712
#14: CBitrixComponent->includeComponentTemplate(string)
	/home/bitrix/www/bitrix/components/bitrix/catalog/component.php:171
#15: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:605
#16: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:680
#17: CBitrixComponent->includeComponent(string, array, boolean, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#18: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/ext_www/s2/index.php:782
#19: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#20: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2