MySQL error in file: /engine/classes/main.class.php at line 526

Error Number: 2006

The Error returned was:
MySQL server has gone away

SQL query:

SELECT `a`.`id` , `a`.`state` , `a`.`ordering` , `a`.`alias` , `a`.`name` , `a`.`img` , `a`.`img_m` , `a`.`img_b` , `a`.`game` , `a`.`series` , `a`.`created` , `a`.`created_by` , `a`.`meta_descr` , `a`.`meta_keywords` , `a`.`confirm_type` , `a`.`date_confirm` , `a`.`date_start` , `a`.`date_end` , `a`.`update_date` , `a`.`use_date_game` , `a`.`official` , `a`.`is_team_format` , `a`.`game_format` , `a`.`game_format_auto_closing` , `a`.`game_format_bo` , `a`.`game_format_match_bo` , `a`.`count_players_in_game` , `a`.`type_team` , `a`.`use_lu` , `a`.`use_lu_race` , `a`.`use_lu_open_for` , `a`.`jokers` , `a`.`system` , `a`.`players_in_group` , `a`.`extra_points` , `a`.`group_is_folder` , `a`.`group_parent` , `a`.`group_role` , `a`.`group_div` , `a`.`status` , `a`.`status_auto` , `a`.`currency_type` , `a`.`currency_val` , `a`.`currency_other` , `a`.`reg_type` , `a`.`reg_race` , `a`.`reg_password` , `a`.`reg_only_teams` , `a`.`mappool` , `a`.`use_start_map` , `a`.`start_map` , `a`.`description` , `a`.`sponsors` , `a`.`regulations` , `a`.`trim_rounds` , `a`.`display_mode` , `a`.`no_third_place` , `a`.`use_match_postpone` , `a`.`max_date_match_postpone` , `a`.`match_template` , `a`.`currency_det` , `a`.`peon_ban` , `a`.`peon_ban_after_start` , `a`.`chat_type` , `a`.`payment_type` , `a`.`reg_payment` , `a`.`payment_tournament` , `a`.`donate_cache` , `a`.`description_en` , `a`.`sponsors_en` , `a`.`regulations_en` ,g.name as g_name, g.img as g_img, g.plugin_ladder_name as plugin_ladder_name, s.name as s_name, s.img as s_img, t.name as t_name, t.img as t_img, t.alias as t_alias , mp.name as mp_name, mp.alias as mp_alias, m.name as m_name, u.name as created_by_text , IF(cur.name_en="",cur.name, cur.name_en) as cur_name, cur.tag as cur_tag, cur.img as cur_img, cur.course as cur_course , IF(tt.name_en="",tt.name, tt.name_en) as tt_name, tt.number_players as tt_number_players ,a.count_memb, a.count_memb_conf ,ch.id as chat_id ,tpr.name as tpr_name ,tpr.currency_val as tpr_currency_val ,tpr.currency_other as tpr_currency_other , IF(tpr_cur.name_en="",tpr_cur.name, tpr_cur.name_en) as tpr_cur_name, tpr_cur.tag as tpr_cur_tag, tpr_cur.img as tpr_cur_img, tpr_cur.course as tpr_cur_course FROM hdg_hdg_tournaments AS a LEFT OUTER JOIN hdg_hdg_games as g on g.id=a.game LEFT OUTER JOIN hdg_hdg_series as s on s.id=a.series LEFT OUTER JOIN hdg_hdg_tournaments as t on a.group_parent <> 0 and t.id=a.group_parent LEFT OUTER JOIN hdg_hdg_currencies as cur on cur.id=a.currency_type LEFT OUTER JOIN hdg_hdg_tournaments as tpr on a.payment_tournament <> 0 and tpr.id=a.payment_tournament LEFT OUTER JOIN hdg_hdg_currencies as tpr_cur on tpr_cur.id=tpr.currency_type LEFT OUTER JOIN hdg_hdg_mappools as mp on mp.id=a.mappool LEFT OUTER JOIN hdg_hdg_maps as m on m.id=a.start_map LEFT OUTER JOIN hdg_hdg_teamstypes as tt on tt.id=a.type_team LEFT OUTER JOIN hdg_users as u on u.user_id=a.created_by LEFT OUTER JOIN hdg_hdg_chats as ch on ch.obj_type=1 and ch.obj_id=a.id WHERE a.id=213