[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`catalog_rounding`.`PRICE` AS `PRICE`,
	`catalog_rounding`.`ROUND_TYPE` AS `ROUND_TYPE`,
	`catalog_rounding`.`ROUND_PRECISION` AS `ROUND_PRECISION`,
	`catalog_rounding`.`CATALOG_GROUP_ID` AS `CATALOG_GROUP_ID`,
	`catalog_rounding`.`ID` AS `UALIAS_0`
FROM `b_catalog_rounding` `catalog_rounding` 

WHERE `catalog_rounding`.`CATALOG_GROUP_ID` IN (1)
ORDER BY `CATALOG_GROUP_ID` ASC, `PRICE` DESC
/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/orm/query/query.php:3398
#2: Bitrix\Main\ORM\Query\Query->query(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/orm/query/query.php:825
#3: Bitrix\Main\ORM\Query\Query->exec()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/orm/data/datamanager.php:500
#4: Bitrix\Main\ORM\Data\DataManager::getList(array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/lib/product/price.php:107
#5: Bitrix\Catalog\Product\Price::loadRoundRules(array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/lib/product/price.php:142
#6: Bitrix\Catalog\Product\Price::getRoundRules(integer)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/lib/product/price.php:180
#7: Bitrix\Catalog\Product\Price::searchRoundRule(integer, double, string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/lib/product/price.php:207
#8: Bitrix\Catalog\Product\Price::roundPrice(integer, double, string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/general/product.php:1185
#9: CAllCatalogProduct::GetOptimalPrice(integer, double, array, string, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/dw.deluxe/classes/general/prices.php:152
#10: DwPrices::getPricesByProductId(string, array, array, array, string, string)
	/var/www/www-root/data/www/server-expert.com/bitrix/components/dresscode/catalog.item/component.php:434
#11: include(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:605
#12: CBitrixComponent->__includeComponent()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:680
#13: CBitrixComponent->includeComponent(string, array, boolean, boolean)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/main.php:1041
#14: CAllMain->IncludeComponent(string, string, array, boolean, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/templates/dresscodeV2_copy/components/bitrix/catalog/.default/element.php:129
#15: include(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component_template.php:789
#16: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component_template.php:884
#17: CBitrixComponentTemplate->IncludeTemplate(array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:764
#18: CBitrixComponent->showComponentTemplate()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:712
#19: CBitrixComponent->includeComponentTemplate(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/components/bitrix/catalog/component.php:171
#20: include(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:605
#21: CBitrixComponent->__includeComponent()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:680
#22: CBitrixComponent->includeComponent(string, array, NULL, boolean)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/main.php:1041
#23: CAllMain->IncludeComponent(string, string, array)
	/var/www/www-root/data/www/server-expert.com/catalog/index.php:10
#24: include_once(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/include/urlrewrite.php:159
#25: include_once(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/urlrewrite.php:2