Ошибка (databaseException): MySQL server has gone away in query: SELECT count(relations.`child_id`) as count FROM `cms3_hierarchy_relations` as relations LEFT JOIN `cms3_hierarchy` as hierarchy ON relations.`child_id` = hierarchy.`id` WHERE relations.`rel_id` = 115276 AND hierarchy.`is_active` = 1 AND hierarchy.`is_deleted` = 0