Erreur SQL !
FROM artistes WHERE (REPLACE (nom_artiste,"é","e") REGEXP "[[:<:]]highschoolmusical4lefilmvideo\\\\\\\\\\\\\\\'[[:>:]]" OR REPLACE (prenom_artiste,"é","e") REGEXP "[[:<:]]highschoolmusical4lefilmvideo\\\\\\\\\\\\\\\'[[:>:]]" OR REPLACE (nom_complet_artiste,"é","e") REGEXP "[[:<:]]highschoolmusical4lefilmvideo\\\\\\\\\\\\\\\'[[:>:]]" OR biographie_artiste REGEXP "[[:<:]]highschoolmusical4lefilmvideo\\\\\\\\\\\\\\\'[[:>:]]") AND affiche_artiste="1" ORDER BY nom_artiste ASC
Illegal argument to a regular expression.