Erro no banco de dados do WordPress: [Unknown column 'active' in 'where clause']
SELECT m.* FROM wp_mailster_mails m WHERE m.list_id in ( SELECT id FROM wp_mailster_lists WHERE active ='1' ) AND m.fwd_completed ='0' AND bounced_mail = '0' AND blocked_mail = '0' AND moderation_status >= '0' AND m.fwd_errors < ( SELECT max_send_attempts FROM wp_mailster_lists l WHERE m.list_id = l.id LIMIT 1) ORDER BY m.receive_timestamp