Error while processing query
SELECT pi.upload_id as uid, pi.thumb_id as tid, wp.id as id FROM WDK_portfolio as wp, WDK_portfolio_item as pi LEFT JOIN WDK_relations as wr ON wp.id = wr.s_id AND wr.d_id = pi.id, WDK_relations as wr2 LEFT JOIN WDK_portfolio as wp2 ON wr2.d_id=wp2.id WHERE wr2.s_id = 431 AND wr2.s_table='WDK_contact_global' AND wr2.d_table='WDK_portfolio' AND wp2.id=wp.id AND wr.s_table='WDK_portfolio' AND wr.d_table='WDK_portfolio_item' AND upload_id > 0 ORDER BY RAND() LIMIT 1
MySQL-error: Unknown column 'wp.id' in 'on clause'
