[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`iblock_iblock`.`ID` AS `ID`,
	`iblock_iblock`.`CODE` AS `CODE`,
	`iblock_iblock`.`NAME` AS `NAME`
FROM `b_iblock` `iblock_iblock` 

WHERE UPPER(`iblock_iblock`.`IBLOCK_TYPE_ID`) like upper('catalog')
AND UPPER(`iblock_iblock`.`CODE`) like upper('autoelectronics')
/var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/orm/query/query.php:3304
#2: Bitrix\Main\ORM\Query\Query->query(string)
	/var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/orm/query/query.php:816
#3: Bitrix\Main\ORM\Query\Query->exec()
	/var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/orm/data/datamanager.php:500
#4: Bitrix\Main\ORM\Data\DataManager::getList(array)
	/var/www/www-root/data/www/euroset.by/bitrix/components/bitrix/catalog/component.php:13
#5: include(string)
	/var/www/www-root/data/www/euroset.by/bitrix/modules/main/classes/general/component.php:604
#6: CBitrixComponent->__includeComponent()
	/var/www/www-root/data/www/euroset.by/bitrix/modules/main/classes/general/component.php:663
#7: CBitrixComponent->includeComponent(string, array, boolean)
	/var/www/www-root/data/www/euroset.by/bitrix/modules/main/classes/general/main.php:1039
#8: CAllMain->IncludeComponent(string, string, array, boolean)
	/var/www/www-root/data/www/svyaznoy.by/catalog/index.php:648
#9: include_once(string)
	/var/www/www-root/data/www/euroset.by/bitrix/modules/main/include/urlrewrite.php:159
#10: include_once(string)
	/var/www/www-root/data/www/euroset.by/bitrix/urlrewrite.php:2

Fatal error: Uncaught Bitrix\Main\DB\SqlQueryException: Mysql query error: (2006) MySQL server has gone away in /var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/db/mysqliconnection.php:137 Stack trace: #0 /var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/db/connection.php(330): Bitrix\Main\DB\MysqliConnection->queryInternal('SELECT \n\t`main_...', Array, NULL) #1 /var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/orm/query/query.php(3304): Bitrix\Main\DB\Connection->query('SELECT \n\t`main_...') #2 /var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/orm/query/query.php(816): Bitrix\Main\ORM\Query\Query->query('SELECT \n\t`main_...') #3 /var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/orm/data/datamanager.php(500): Bitrix\Main\ORM\Query\Query->exec() #4 /var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/analytics/sitespeed.php(95): Bitrix\Main\ORM\Data\DataManager::getList(Array) #5 /var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/analytics/ in /var/www/www-root/data/www/euroset.by/bitrix/modules/main/lib/db/mysqliconnection.php on line 137