Ошибка выполнения работы страницы

Ошибка запроса:
Got error 12 from storage engineКод ошибки: 1030
Запрос, вызвавший ошибку: SELECT *, count(lu_id) as count_up from (SELECT library_files.*, concat(aut.us_name, ' ', left(aut.us_firstname, 1), '. ', left(aut.us_secondname,1), '.') as autor, concat(edito.us_name, ' ', left(edito.us_firstname, 1), '. ', left(edito.us_secondname,1), '.') as editor, DATE_FORMAT(fl_crdate, '%e.%m.%Y') AS fl_date, DATE_FORMAT(fl_date_edit, '%e.%m.%Y') AS fl_date_edit_, IF (fl_date_edit>fl_crdate,fl_date_edit,fl_crdate) as date_sort, DATE_FORMAT(IF (fl_date_edit>fl_crdate,fl_date_edit,fl_crdate), '%e.%m.%Y') as ch_date from library_files LEFT JOIN users as aut ON fl_usid = aut.us_id LEFT JOIN users as edito ON fl_usid_edit = edito.us_id left join library_files_calalogs on lfc_lfid=fl_id LEFT JOIN library_catalog ON lfc_catid=cat_id WHERE fl_del=0 and fl_publ=1 and cat_open=1 and fl_status=1 GROUP BY fl_id ) as v left join library_upload on lu_flid=fl_id GROUP BY fl_id order by date_sort desc limit 10