Erreur SQL !
FROM artistes WHERE (REPLACE (nom_artiste,"é","e") REGEXP "[[:<:]]MTU1ODMzNzU4Ng'[[:>:]]" OR REPLACE (prenom_artiste,"é","e") REGEXP "[[:<:]]MTU1ODMzNzU4Ng'[[:>:]]" OR REPLACE (nom_complet_artiste,"é","e") REGEXP "[[:<:]]MTU1ODMzNzU4Ng'[[:>:]]" OR biographie_artiste REGEXP "[[:<:]]MTU1ODMzNzU4Ng'[[:>:]]") AND affiche_artiste="1" ORDER BY nom_artiste ASC
Illegal argument to a regular expression.