[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`iblock_property`.`ID` AS `ID`,
	`iblock_property`.`TIMESTAMP_X` AS `TIMESTAMP_X`,
	`iblock_property`.`IBLOCK_ID` AS `IBLOCK_ID`,
	`iblock_property`.`NAME` AS `NAME`,
	`iblock_property`.`ACTIVE` AS `ACTIVE`,
	`iblock_property`.`SORT` AS `SORT`,
	`iblock_property`.`CODE` AS `CODE`,
	`iblock_property`.`DEFAULT_VALUE` AS `DEFAULT_VALUE`,
	`iblock_property`.`PROPERTY_TYPE` AS `PROPERTY_TYPE`,
	`iblock_property`.`ROW_COUNT` AS `ROW_COUNT`,
	`iblock_property`.`COL_COUNT` AS `COL_COUNT`,
	`iblock_property`.`LIST_TYPE` AS `LIST_TYPE`,
	`iblock_property`.`MULTIPLE` AS `MULTIPLE`,
	`iblock_property`.`XML_ID` AS `XML_ID`,
	`iblock_property`.`FILE_TYPE` AS `FILE_TYPE`,
	`iblock_property`.`MULTIPLE_CNT` AS `MULTIPLE_CNT`,
	`iblock_property`.`TMP_ID` AS `TMP_ID`,
	`iblock_property`.`LINK_IBLOCK_ID` AS `LINK_IBLOCK_ID`,
	`iblock_property`.`WITH_DESCRIPTION` AS `WITH_DESCRIPTION`,
	`iblock_property`.`SEARCHABLE` AS `SEARCHABLE`,
	`iblock_property`.`FILTRABLE` AS `FILTRABLE`,
	`iblock_property`.`IS_REQUIRED` AS `IS_REQUIRED`,
	`iblock_property`.`VERSION` AS `VERSION`,
	`iblock_property`.`USER_TYPE` AS `USER_TYPE`,
	`iblock_property`.`USER_TYPE_SETTINGS` AS `USER_TYPE_SETTINGS_LIST`,
	`iblock_property`.`USER_TYPE_SETTINGS` AS `USER_TYPE_SETTINGS`,
	`iblock_property`.`HINT` AS `HINT`
FROM `b_iblock_property` `iblock_property` 

WHERE `iblock_property`.`ID` = 424
LIMIT 0, 1

/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/lib/db/mysqliconnection.php:149
#0: Bitrix\Main\DB\MysqliConnection->queryInternal
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/lib/db/connection.php:331
#1: Bitrix\Main\DB\Connection->query
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/lib/orm/query/query.php:3557
#2: Bitrix\Main\ORM\Query\Query->query
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/lib/orm/query/query.php:952
#3: Bitrix\Main\ORM\Query\Query->exec
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/lib/orm/data/datamanager.php:513
#4: Bitrix\Main\ORM\Data\DataManager::getList
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/iblock/classes/general/iblockproperty.php:742
#5: CAllIBlockProperty::GetByID
	/home/bitrix/ext_www/santechnik.by/bitrix/components/bitrix/catalog.smart.filter/class.php:169
#6: CBitrixCatalogSmartFilter->getIBlockItems
	/home/bitrix/ext_www/santechnik.by/bitrix/components/bitrix/catalog.smart.filter/class.php:279
#7: CBitrixCatalogSmartFilter->getResultItems
	/home/bitrix/ext_www/santechnik.by/bitrix/components/bitrix/catalog.smart.filter/component.php:39
#8: include(string)
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/component.php:615
#9: CBitrixComponent->__includeComponent
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/component.php:105
#10: CBitrixComponent->executeComponent
	/home/bitrix/ext_www/santechnik.by/bitrix/components/bitrix/catalog.smart.filter/class.php:149
#11: CBitrixCatalogSmartFilter->executeComponent
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/component.php:668
#12: CBitrixComponent->includeComponent
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/main.php:1195
#13: CAllMain->IncludeComponent
	/home/bitrix/ext_www/santechnik.by/bitrix/templates/aspro_next/components/bitrix/catalog/main/filter.php:19
#14: include_once(string)
	/home/bitrix/ext_www/santechnik.by/bitrix/templates/aspro_next/components/bitrix/catalog/main/page_blocks/list_elements_1.php:235
#15: include_once(string)
	/home/bitrix/ext_www/santechnik.by/bitrix/templates/aspro_next/components/bitrix/catalog/main/section.php:355
#16: include(string)
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/component_template.php:790
#17: CBitrixComponentTemplate->__IncludePHPTemplate
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/component_template.php:885
#18: CBitrixComponentTemplate->IncludeTemplate
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/component.php:784
#19: CBitrixComponent->showComponentTemplate
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/component.php:724
#20: CBitrixComponent->includeComponentTemplate
	/home/bitrix/ext_www/santechnik.by/bitrix/components/bitrix/catalog/component.php:323
#21: include(string)
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/component.php:615
#22: CBitrixComponent->__includeComponent
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/component.php:692
#23: CBitrixComponent->includeComponent
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/classes/general/main.php:1195
#24: CAllMain->IncludeComponent
	/home/bitrix/ext_www/santechnik.by/catalog/index.php:766
#25: include_once(string)
	/home/bitrix/ext_www/santechnik.by/bitrix/modules/main/include/urlrewrite.php:184
#26: include_once(string)
	/home/bitrix/ext_www/santechnik.by/bitrix/urlrewrite.php:2
----------
Query Error!