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