Erreur SQL !
FROM posts WHERE (REPLACE (titre_post,"é","e") LIKE "%narnia%" OR REPLACE (texte_post,"é","e") LIKE "%narnia%") AND affiche_post="1" AND (REPLACE (titre_post,"é","e") LIKE "%4"%" OR REPLACE (texte_post,"é","e") LIKE "%4"%") AND affiche_post="1" AND (REPLACE (titre_post,"é","e") LIKE "%"x"="x%" OR REPLACE (texte_post,"é","e") LIKE "%"x"="x%") AND affiche_post="1" AND sujet_post="1" ORDER BY id_post DESC