Erreur SQL !
FROM news WHERE (titre_news REGEXP "[[:<:]]rechercher%'[[:>:]]" OR mots_cles_news REGEXP "[[:<:]]rechercher%'[[:>:]]" OR REPLACE (texte_news,"é","e") REGEXP "[[:<:]]rechercher%'[[:>:]]") AND affiche_news="1" AND (titre_news REGEXP "[[:<:]]8422=8422[[:>:]]" OR mots_cles_news REGEXP "[[:<:]]8422=8422[[:>:]]" OR REPLACE (texte_news,"é","e") REGEXP "[[:<:]]8422=8422[[:>:]]") 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.