Erreur SQL !
SELECT gcat.id_gcat, gcat.titre_gcat, cat.id_cat, count(cat.id_cat) AS nbcat FROM ls_arbo2_gcat AS gcat LEFT JOIN ls_arbo2_gcatlk AS lk ON lk.id_gcat = gcat.id_gcat LEFT JOIN ls_arbo2_cat AS cat ON lk.id_cat = cat.id_cat WHERE 1 AND etat=1 GROUP BY gcat.id_gcat ORDER BY gcat.titre_gcat
Column 'etat' in where clause is ambiguous