[Bitrix\Main\DB\SqlQueryException] Mysql query error: (2006) MySQL server has gone away (400) SELECT TAG FROM b_cache_tag WHERE SITE_ID = 'e1' AND CACHE_SALT = '/ff2' AND RELATIVE_PATH = '/e1/bitrix/catalog.section' /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/data/taggedcache.php:55 #2: Bitrix\Main\Data\TaggedCache->initDbCache(string) /home/bitrix/www/bitrix/modules/main/lib/data/taggedcache.php:107 #3: Bitrix\Main\Data\TaggedCache->endTagCache() /home/bitrix/www/bitrix/modules/main/classes/general/cache.php:463 #4: CCacheManager->EndTagCache() /home/bitrix/www/bitrix/modules/main/classes/general/component.php:1173 #5: CBitrixComponent->endResultCache() /home/bitrix/www/bitrix/modules/main/classes/general/component.php:770 #6: CBitrixComponent->showComponentTemplate() /home/bitrix/www/bitrix/modules/main/classes/general/component.php:694 #7: CBitrixComponent->includeComponentTemplate() /home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4561 #8: Bitrix\Iblock\Component\Base->loadData() /home/bitrix/www/bitrix/modules/iblock/lib/component/elementlist.php:1232 #9: Bitrix\Iblock\Component\ElementList->loadData() /home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4540 #10: Bitrix\Iblock\Component\Base->initialLoadAction() /home/bitrix/www/bitrix/components/bitrix/catalog.section/class.php:334 #11: CatalogSectionComponent->initialLoadAction() #12: call_user_func(array) /home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4725 #13: Bitrix\Iblock\Component\Base->doAction() /home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4743 #14: Bitrix\Iblock\Component\Base->executeComponent() /home/bitrix/www/bitrix/modules/main/classes/general/component.php:649 #15: CBitrixComponent->includeComponent(string, array, boolean) /home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039 #16: CAllMain->IncludeComponent(string, string, array, boolean) /home/bitrix/www/ua/bonus/index.php:137 #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