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