Notice: Undefined index: fiche in /home/ledent/www/pages/products.php on line 234

Impossible d'executer la requete:select pd_id, pd_date, pd_online, pd_name, pd_subname, pd_subname2, pd_author, pd_type, pd_type2, pd_metier, pd_filiere, pd_diplome, pd_techno, pd_text1, pd_text2, pd_text3, pd_application, pd_lang, pd_file from pd_products where pd_type2 & fiche && pd_online='Y' order by pd_name
Error : Unknown column 'fiche' in 'where clause'