MySQL server error report:Array ( [0] => Array ( [message] => MySQL Query Error ) [1] => Array ( [sql] => SELECT MAX(pg.goods_id), ga.act_id, ga.act_name, ga.act_desc, ga.goods_name, ga.start_time, ga.end_time, ga.is_finished, ga.ext_info FROM `pheromon_ph2`.`ecs272_goods_activity` AS ga, `pheromon_ph2`.`ecs272_package_goods` AS pg WHERE pg.package_id = ga.act_id AND ga.start_time <= '1611071262' AND ga.end_time >= '1611071262' AND pg.goods_id = 178 GROUP BY pg.goods_id ORDER BY ga.act_id ) [2] => Array ( [error] => Out of resources when opening file './pheromon_ph2/ecs272_package_goods.MYD' (Errcode: 24 - Too many open files) ) [3] => Array ( [errno] => 23 ) )