Erreur SQL !
FROM news WHERE (titre_news REGEXP "[[:<:]]rechercher'nytite<[[:>:]]" OR mots_cles_news REGEXP "[[:<:]]rechercher'nytite<[[:>:]]" OR REPLACE (texte_news,"é","e") REGEXP "[[:<:]]rechercher'nytite<[[:>:]]") AND affiche_news="1" ORDER BY date_news DESC, id_news DESC
Illegal argument to a regular expression.