Erreur SQL !
FROM artistes WHERE (REPLACE (nom_artiste,"é","e") REGEXP "[[:<:]]chapitre[[:>:]]" OR REPLACE (prenom_artiste,"é","e") REGEXP "[[:<:]]chapitre[[:>:]]" OR REPLACE (nom_complet_artiste,"é","e") REGEXP "[[:<:]]chapitre[[:>:]]" OR biographie_artiste REGEXP "[[:<:]]chapitre[[:>:]]") AND affiche_artiste="1" AND (REPLACE (nom_artiste,"é","e") REGEXP "[[:<:]]4\\\\\\\\\\\\\\\'[0]'[[:>:]]" OR REPLACE (prenom_artiste,"é","e") REGEXP "[[:<:]]4\\\\\\\\\\\\\\\'[0]'[[:>:]]" OR REPLACE (nom_complet_artiste,"é","e") REGEXP "[[:<:]]4\\\\\\\\\\\\\\\'[0]'[[:>:]]" OR biographie_artiste REGEXP "[[:<:]]4\\\\\\\\\\\\\\\'[0]'[[:>:]]") AND affiche_artiste="1" ORDER BY nom_artiste ASC
Illegal argument to a regular expression.