Discuz! Database Error

(145) Table '.\newbbs\forum_postcache' is marked as crashed and should be repaired

SELECT * FROM forum_postcache WHERE `pid` IN('3672500','3672504','3672508','3672509','3672510','3672517','3672519','3672520','3672524','3672526','3672531','3672535','3672536','3672537','3672543','3672545','3672550','3672554')

PHP Debug

No.	File	Line	Code
1	forum.php	67	require(%s)
2	source/module/forum/forum_viewthread.php	875	discuz_table->fetch_all(Array)
3	source/class/discuz/discuz_table.php	110	discuz_database::query(%s)
4	source/class/discuz/discuz_database.php	139	db_driver_mysql->query(%s, false, false)
5	source/class/db/db_driver_mysql.php	152	db_driver_mysql->halt(%s, %d, %s)
6	source/class/db/db_driver_mysql.php	223	break()