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

					SELECT
						P.ID
						,P.CODE
						,P.TEMPLATE
						,P.ENTITY_TYPE
						,P.ENTITY_ID
						,IP.VALUE
						,IP.ELEMENT_ID
					FROM
						b_iblock_element_iprop IP
						INNER JOIN b_iblock_iproperty P ON P.ID = IP.IPROP_ID
					WHERE
						IP.IBLOCK_ID = 4
						AND IP.ELEMENT_ID in (75995)
				
/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/iblock/lib/inheritedproperty/elementvalues.php:149
#2: Bitrix\Iblock\InheritedProperty\ElementValues->queryValues()
	/home/bitrix/www/bitrix/modules/iblock/lib/inheritedproperty/basevalues.php:104
#3: Bitrix\Iblock\InheritedProperty\BaseValues->getValues()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:2297
#4: Bitrix\Iblock\Component\Base->modifyElementCommonData(array)
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:2269
#5: Bitrix\Iblock\Component\Base->processElement(array)
	/home/bitrix/www/bitrix/components/bitrix/catalog.section/class.php:561
#6: CatalogSectionComponent->processElement(array)
	/home/bitrix/www/bitrix/modules/iblock/lib/component/elementlist.php:823
#7: Bitrix\Iblock\Component\ElementList->getIblockElements(object)
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:794
#8: Bitrix\Iblock\Component\Base->initElementList()
	/home/bitrix/www/bitrix/components/bitrix/catalog.section/class.php:582
#9: CatalogSectionComponent->initElementList()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4048
#10: Bitrix\Iblock\Component\Base->processResultData()
	/home/bitrix/www/bitrix/components/bitrix/catalog.section/class.php:92
#11: CatalogSectionComponent->processResultData()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4551
#12: Bitrix\Iblock\Component\Base->loadData()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/elementlist.php:1232
#13: Bitrix\Iblock\Component\ElementList->loadData()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4540
#14: Bitrix\Iblock\Component\Base->initialLoadAction()
	/home/bitrix/www/bitrix/components/bitrix/catalog.section/class.php:334
#15: CatalogSectionComponent->initialLoadAction()
	
#16: call_user_func(array)
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4725
#17: Bitrix\Iblock\Component\Base->doAction()
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4743
#18: Bitrix\Iblock\Component\Base->executeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:649
#19: CBitrixComponent->includeComponent(string, array, object)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#20: CAllMain->IncludeComponent(string, string, array, object)
	/home/bitrix/www/local/templates/expert24_default/components/tesslab/catalog/main/section_vertical.php:255
#21: include(string)
	/home/bitrix/www/local/templates/expert24_default/components/tesslab/catalog/main/section.php:78
#22: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:789
#23: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:884
#24: CBitrixComponentTemplate->IncludeTemplate(array)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:746
#25: CBitrixComponent->showComponentTemplate()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:694
#26: CBitrixComponent->includeComponentTemplate(string)
	/home/bitrix/www/local/components/tesslab/catalog/component.php:197
#27: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:605
#28: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:664
#29: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#30: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/www/ua/catalog/index.php:530
#31: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#32: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2