Erreur SQL !
SELECT
V.*,
M.ma_ma, M.ma_lk,
S.se_se, S.se_lk,
O.mo_mo,
T.ty_ty,
C.*,
TX.txt_fr,
D.DEP_ID, D.DEP_LK_fr, D.DEP_fr
FROM veh_car V
LEFT JOIN veh_txt TX ON (V.car_ess = TX.txt_id)
LEFT JOIN veh_m_ma M ON (V.car_ma=M.ma_id)
LEFT JOIN veh_m_se S ON (V.car_se=S.se_id)
LEFT JOIN veh_m_mo O ON (V.car_mo=O.mo_id)
LEFT JOIN veh_m_ty T ON (V.car_ty=T.ty_id)
LEFT JOIN veh_car_cat C ON (V.car_cat = C.CAT_ID)
LEFT JOIN veh_car_dep D ON (V.car_dep = D.DEP_ID)
WHERE car_sta = '1' AND car_typ = '1'
AND DEP_ID = '20' AND CAT_LK_fr = 'citerne' AND car_etat = '12' GROUP BY car_id ORDER BY C.car_vol ASC, M.ma_ma ASC, S.se_se ASC, O.mo_mo ASC, T.ty_ty ASC, car_tpx + 0
Unknown column 'C.car_vol' in 'order clause'