SELECT gt.position_id, gt.city_id, gt.caption, gt.seo_url, gt.parent_position_id parent_id, gt.cnt count, group_id, subgroup_id, section_id
                     FROM ps_group_tree gt
                     WHERE gt.position_type_id = 10 AND gt.city_id = 1 AND gt.group_id = 278 AND gt.subgroup_id = 0 order by group_id, subgroup_id limit 1<b>MySQL server has gone away in query</b><br><pre></pre><br><b>in file </b>/html/classes/db.class.php <b>in line</b> 151