[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: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/config/option.php:196
#2: Bitrix\Main\Config\Option::load(string)
	/home/bitrix/www/bitrix/modules/main/lib/config/option.php:38
#3: Bitrix\Main\Config\Option::get(string, string, string, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/option.php:30
#4: CAllOption::GetOptionString(string, string, string)
	/home/bitrix/www/bitrix/modules/main/classes/general/database.php:150
#5: CAllDatabase::GetModuleConnection(string, boolean)
	/home/bitrix/www/bitrix/modules/search/include.php:58
#6: include_once(string)
	/home/bitrix/www/bitrix/modules/main/lib/loader.php:143
#7: Bitrix\Main\Loader::includeModuleInternal(string)
	/home/bitrix/www/bitrix/modules/main/lib/loader.php:110
#8: Bitrix\Main\Loader::includeModule(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/module.php:261
#9: CModule::IncludeModule(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/module.php:444
#10: ExecuteModuleEventEx(array)
	/home/bitrix/www/bitrix/modules/main/include/epilog_after.php:10
#11: require(string)
	/home/bitrix/www/bitrix/modules/main/include/epilog.php:3
#12: require_once(string)
	/home/bitrix/www/bitrix/footer.php:4
#13: require(string)
	/home/bitrix/www/ws_catalog/index.php:190
#14: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#15: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2