Erreur SQL !
FROM news WHERE (titre_news REGEXP "[[:<:]](c|ç)(a|à|â)st(i|î|ï)ng[[:>:]]" OR mots_cles_news REGEXP "[[:<:]](c|ç)(a|à|â)st(i|î|ï)ng[[:>:]]" OR texte_news REGEXP "[[:<:]](c|ç)(a|à|â)st(i|î|ï)ng[[:>:]]") AND affiche_news="1" ORDER BY date_news DESC, id_news DESC
Illegal argument to a regular expression.