phpBB : Critical Error

Error doing DB query userdata row fetch

DEBUG MODE

SQL Error : 145 Table './doomcom@002bforums/sessions' is marked as crashed and should be repaired

SELECT u.*, s.* FROM sessions s, users u WHERE s.session_id = '8cb1e8f9b40ebfab4aaa4ec5f04e9153' AND u.user_id = s.session_user_id

Line : 319
File : sessions.php