SQL error while running cron after changing client ID

I switched the client ID from our dev client to the final client id. After running cron (to synchronize lists), i get following sql error:

user warning: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 query: UPDATE emf_list SET name_api = 'Winnaars', status_api = 0, name = '!name_api', status = 0, name_action = 'Subscribe to !name', name_action_long = 'If you subscribe to !name, we will keep you up to date by sending newsletters.', description = '' WHERE lid = in /var/www/html/boek/sites/all/modules/custom/emf/emf.db.inc on line 185.