[Bitrix\Main\DB\SqlQueryException] Mysql query error: (2006) MySQL server has gone away (400) SHOW TABLES LIKE 'b_iblock_41_index_val' /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/db/mysqlcommonconnection.php:52 #2: Bitrix\Main\DB\MysqlCommonConnection->isTableExists(string) /home/bitrix/www/bitrix/modules/iblock/lib/propertyindex/dictionary.php:54 #3: Bitrix\Iblock\PropertyIndex\Dictionary->isExists() /home/bitrix/www/bitrix/modules/iblock/lib/propertyindex/facet.php:57 #4: Bitrix\Iblock\PropertyIndex\Facet->__construct(integer) /home/bitrix/ext_www/s2/local/components/bitrix/catalog.smart.filter/class.php:136 #5: CBitrixCatalogSmartFilter->executeComponent() /home/bitrix/www/bitrix/modules/main/classes/general/component.php:656 #6: CBitrixComponent->includeComponent(string, array, object, boolean) /home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039 #7: CAllMain->IncludeComponent(string, string, array, object, array) /home/bitrix/www/bitrix/templates/magnet_s2/components/bitrix/catalog/main/section.php:288 #8: include(string) /home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:789 #9: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string) /home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:884 #10: CBitrixComponentTemplate->IncludeTemplate(array) /home/bitrix/www/bitrix/modules/main/classes/general/component.php:764 #11: CBitrixComponent->showComponentTemplate() /home/bitrix/www/bitrix/modules/main/classes/general/component.php:712 #12: CBitrixComponent->includeComponentTemplate(string) /home/bitrix/www/bitrix/components/bitrix/catalog/component.php:171 #13: include(string) /home/bitrix/www/bitrix/modules/main/classes/general/component.php:605 #14: CBitrixComponent->__includeComponent() /home/bitrix/www/bitrix/modules/main/classes/general/component.php:680 #15: CBitrixComponent->includeComponent(string, array, boolean, boolean) /home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039 #16: CAllMain->IncludeComponent(string, string, array, boolean) /home/bitrix/ext_www/s2/index.php:782 #17: include_once(string) /home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159 #18: include_once(string) /home/bitrix/www/bitrix/urlrewrite.php:2