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 = '12c9379abbf303cc3818d3e5a8f9a2a0' AND u.user_id = s.session_user_id

Line : 319
File : sessions.php