MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1146 - Table 'frndorg_forum.frnd_users' doesn't exist
SELECT s.ip, s.uid, u.username, s.time, u.invisible, u.usergroup, u.usergroup, u.displaygroup FROM frnd_sessions s LEFT JOIN frnd_users u ON (s.uid=u.uid) WHERE s.time > '1597455654' AND location2='112889' AND nopermission != 1 ORDER BY u.username ASC, s.time DESC