xdsf.com - Database Error

(145) Table '.\xdsf2010\forum_attachment' is marked as crashed and should be repaired

SELECT * FROM forum_attachment WHERE `aid` IN('50986','50987','50988','50989','50990','50991','50992','50993','50995','50996','50997','50998','50999','51000','51001','51002','51003','51004','51005','51006','51007','51009','51010','51011','51041','51042','51043','51044','51045','51046','51047','51048','51049','51050','51051','51052','51053','51054','51055','51056','51057','51058','51059','51060','51061','51062','51063','51064','51065','51066')

PHP Debug

No.	File	Line	Code
1	forum.php	71	require(%s)
2	source/module/forum/forum_viewthread.php	900	parseattach(Array, Array, Array, Array)
3	source/function/function_attachment.php	133	discuz_table->fetch_all(Array)
4	source/class/discuz/discuz_table.php	110	discuz_database::query(%s)
5	source/class/discuz/discuz_database.php	136	db_driver_mysql->query(%s, false, false)
6	source/class/db/db_driver_mysql.php	153	db_driver_mysql->halt(%s, %d, %s)
7	source/class/db/db_driver_mysql.php	224	break()

Discuz! Database Error