xdsf.com - Database Error

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

SELECT * FROM forum_attachment WHERE `aid` IN('48509','48510','48511','48512','48513','48514','48515','48516','48517','48518','48519','48520','48521','48522','48523','48524','48525','48526','48527','48528','48529','48530','48531')

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