[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
DELETE FROM b_composite_page WHERE ID IN (40993061,40993062,40993063,40993064,40993065,40993066,40993067,40993068,40993069,40993070,40993071,40993072,40993073,40993074,40993075,40993076,40993077,40993078,40993079,40993080,40993081,40993082,40993083,40993084,40993085,40993086,40993087,40993088,40993089,40993090,40993091,40993092,40993093,40993094,40993095,40993096,40993098,40993099,40993100,40993101,40993102,40993103,40993104,40993105,40993106,40993107,40993108,40993109,40993111,40993112,40993113,40993114,40993115,40993116,40993117,40993129,40993126,40993120,40993122,40993118,40993127,40993125,40993121,40993119,40993124,40993123,40993128,40993130,40993131,40993132,40993133,40993134,40993135,40993136,40993137,40993138,40993139,40993140,40993141,40993142,40993143,40993144,40993145,40993146,40993147,40993148,40993149,40993150,40993151,40993152,40993153,40993154,40993155,40993156,40993157,40993158,40993159,40993160,40993161,40993162)
/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string, NULL)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/lib/db/connection.php:379
#2: Bitrix\Main\DB\Connection->queryExecute(string)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/lib/composite/internals/model/page.php:186
#3: Bitrix\Main\Composite\Internals\Model\PageTable::deleteBatch(array)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/lib/composite/engine.php:833
#4: Bitrix\Main\Composite\Engine::ensureFileQuota(integer)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/lib/composite/engine.php:488
#5: Bitrix\Main\Composite\Engine::processPageContent(string)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/lib/composite/engine.php:425
#6: Bitrix\Main\Composite\Engine::endBuffering(string, string)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/classes/general/main.php:3235
#7: CAllMain->EndBufferContent(string)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/classes/general/main.php:3178
#8: CAllMain->EndBufferContentMan()
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/include/epilog_after.php:43
#9: require(string)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/include/epilog.php:3
#10: require_once(string)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/footer.php:4
#11: require(string)
	/home/web/vm-c630fceb.na4u.ru/www/catalog/index.php:102
#12: include_once(string)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/modules/main/include/urlrewrite.php:160
#13: include_once(string)
	/home/web/vm-c630fceb.na4u.ru/www/bitrix/urlrewrite.php:2