[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`iblock_property`.`ID` AS `ID`,
	`iblock_property`.`IBLOCK_ID` AS `IBLOCK_ID`,
	`iblock_property`.`CODE` AS `CODE`,
	`iblock_property`.`PROPERTY_TYPE` AS `PROPERTY_TYPE`,
	`iblock_property`.`MULTIPLE` AS `MULTIPLE`,
	`iblock_property`.`USER_TYPE` AS `USER_TYPE`,
	`iblock_property`.`USER_TYPE_SETTINGS` AS `USER_TYPE_SETTINGS`
FROM `b_iblock_property` `iblock_property` 

WHERE `iblock_property`.`IBLOCK_ID` = 41
AND `iblock_property`.`ACTIVE` = 'Y'
AND (`iblock_property`.`PROPERTY_TYPE` IS NULL OR `iblock_property`.`PROPERTY_TYPE` <> 'F')
ORDER BY `ID` ASC
/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/orm/query/query.php:3357
#2: Bitrix\Main\ORM\Query\Query->query(string)
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:825
#3: Bitrix\Main\ORM\Query\Query->exec()
	/home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php:500
#4: Bitrix\Main\ORM\Data\DataManager::getList(array)
	/home/bitrix/www/bitrix/modules/catalog/general/discount.php:3139
#5: CAllCatalogDiscount::__ConvertProperties(array, array, array)
	/home/bitrix/www/bitrix/modules/catalog/general/discount.php:4031
#6: CAllCatalogDiscount::SetDiscountProductCache(array, array)
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:518
#7: Bitrix\Iblock\Component\Base->initCatalogDiscountCache()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4099
#8: Bitrix\Iblock\Component\Base->prepareData()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4053
#9: Bitrix\Iblock\Component\Base->processResultData()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/element.php:286
#10: Bitrix\Iblock\Component\Element->processResultData()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4551
#11: Bitrix\Iblock\Component\Base->loadData()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4540
#12: Bitrix\Iblock\Component\Base->initialLoadAction()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/element.php:271
#13: Bitrix\Iblock\Component\Element->initialLoadAction()
	
#14: call_user_func(array)
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4725
#15: Bitrix\Iblock\Component\Base->doAction()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4743
#16: Bitrix\Iblock\Component\Base->executeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:656
#17: CBitrixComponent->includeComponent(string, array, object, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#18: CAllMain->IncludeComponent(string, string, array, object)
	/home/bitrix/www/bitrix/templates/magnet_s2/components/bitrix/catalog/main/element.php:235
#19: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:789
#20: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:884
#21: CBitrixComponentTemplate->IncludeTemplate(array)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:764
#22: CBitrixComponent->showComponentTemplate()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:712
#23: CBitrixComponent->includeComponentTemplate(string)
	/home/bitrix/www/bitrix/components/bitrix/catalog/component.php:171
#24: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:605
#25: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:680
#26: CBitrixComponent->includeComponent(string, array, boolean, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#27: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/ext_www/s2/index.php:782
#28: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#29: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2