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

				SELECT NAME, VALUE 
				FROM b_option 
				WHERE MODULE_ID = 'search' 
			
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:146
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:327
#1: Bitrix\Main\DB\Connection->query(string)
	/home/bitrix/www/bitrix/modules/main/lib/config/option.php:209
#2: Bitrix\Main\Config\Option::load(string)
	/home/bitrix/www/bitrix/modules/main/lib/config/option.php:83
#3: Bitrix\Main\Config\Option::getRealValue(string, string, boolean)
	/home/bitrix/www/bitrix/modules/main/lib/config/option.php:32
#4: Bitrix\Main\Config\Option::get(string, string, string, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/option.php:25
#5: CAllOption::GetOptionString(string, string, string)
	/home/bitrix/www/bitrix/modules/main/classes/general/database.php:169
#6: CAllDatabase::GetModuleConnection(string, boolean)
	/home/bitrix/www/bitrix/modules/search/include.php:58
#7: include_once(string)
	/home/bitrix/www/bitrix/modules/main/lib/loader.php:184
#8: Bitrix\Main\Loader::includeModuleInternal(string)
	/home/bitrix/www/bitrix/modules/main/lib/loader.php:140
#9: Bitrix\Main\Loader::includeModule(string)
	/home/bitrix/www/bitrix/modules/iblock/classes/general/iblockelement.php:68
#10: CAllIBlockElement->__construct()
	/home/bitrix/www/bitrix/modules/iblock/classes/mysql/iblockelement.php:666
#11: CIBlockElement::GetList(array, array, boolean, boolean, array)
	/home/bitrix/www/catalog/index.php:22
#12: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:160
#13: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2
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