phpBB : Critical Error

Error doing DB query userdata row fetch

DEBUG MODE

SQL Error : 145 Table './icentral_phpbb2/sessions' is marked as crashed and should be repaired

SELECT u.*, s.* FROM sessions s, users u WHERE s.session_id = '3f3d967a1f7d5493c1b1c55e4af37e4d' AND u.user_id = s.session_user_id

Line : 330
File : sessions.php