Database Problem

Table 'wka_dragonsmag4.DM_bdtv' doesn't exist
SELECT DM_acting.id, DM_acting.id_tv, DM_acting.personnage, DM_bdtv.title, DM_bdtv.year, DM_bdtv.category, DM_acting.country FROM DM_acting LEFT JOIN DM_bdtv ON DM_bdtv.id = DM_acting.id_tv WHERE DM_acting.id_person=680 ORDER BY DM_bdtv.year ASC