Erreur SQL !
FROM artistes WHERE (REPLACE (nom_artiste,"é","e") REGEXP "[[:<:]]mtu1njg0mjgxmw\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'[[:>:]]" OR REPLACE (prenom_artiste,"é","e") REGEXP "[[:<:]]mtu1njg0mjgxmw\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'[[:>:]]" OR REPLACE (nom_complet_artiste,"é","e") REGEXP "[[:<:]]mtu1njg0mjgxmw\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'[[:>:]]" OR biographie_artiste REGEXP "[[:<:]]mtu1njg0mjgxmw\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'[[:>:]]") AND affiche_artiste="1" ORDER BY nom_artiste ASC
Illegal argument to a regular expression.