phpBB : Critical Error

Error doing DB query userdata row fetch

DEBUG MODE

SQL Error : 145 Table '.\forum\iabb_sessions' is marked as crashed and should be repaired

SELECT u.*, s.* FROM iabb_sessions s, iabb_users u WHERE s.session_id = '8f9720c81d9542f92546c178d001b4c8' AND u.user_id = s.session_user_id

Line : 315
File : sessions.php