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 = '8ff9e5c4bf7a4e8296a6421083f851e4' AND u.user_id = s.session_user_id

Line : 319
File : sessions.php