Erreur : sur la requête [ SELECT  
	a.`code-action` AS code, 
	DATE_FORMAT(a.`date-creation`, '%d/%m/%Y') AS date_creation, 
	DATE_FORMAT(a.`date-maj`, '%d/%m/%Y') AS date_maj, 
	s.`code-session` AS codes, 
	a.`intitule-action` AS intitule,  
	laf.`code-formacode` AS formacode, 
	n.`code-niveau` AS niveau_sortie, 
	mr.`grand-domaine` AS grand_domaine,
	DATE_FORMAT(s.`date-debut`, '%d/%m/%Y') AS date_deb, 
	DATE_FORMAT(s.`date-fin`, '%d/%m/%Y') AS date_fin, 
	s.`nombre-heures-total` AS nbre_heures, 
	si.`code-site` AS code_site,
	si.`nom-site` AS lieu, 
	si.telfixe, 
	si.fax, 
	si.urlweb, 
	si.courriel,
	si.codepostal, 
	si.cedex, 
	vi.`intitule-commune` AS commune, 
	a.`objectif-formation`, 
	a.`contenu-formation`,
	a.`conditions-specifiques`,
	di.`texte-source` AS Lien,
	a.`resultats-attendus`, 
	st.`code-rome`,
	s.`duree-totale`, 
	a.`modalites-recrutement`, 
	si.lignead1, 
	si.lignead2, 
	si.`boite-postale`,
	si.latitude, 
	si.longitude, 
	si.codepostal,
	vi.`intitule-commune`,
	di.`code-diplome`
	FROM actions a
	INNER JOIN sessions s on s.`code-action` = a.`code-action`
	LEFT JOIN `sessions-modalites` sm ON sm.`code-session` = s.`code-session`
	INNER JOIN organismes o ON o.`code-organisme` = s.`code-organisme`
	INNER JOIN `liens-sites` ls ON ls.identifiant = s.`code-session`
	INNER JOIN sites si ON si.`code-site` = ls.`code-site`
	INNER JOIN `communes` vi ON vi.`code-commune` = si.`code-INSEE-commune`
	INNER JOIN `liens-actions-formacodes` laf ON laf.`code-action` = a.`code-action`
	INNER JOIN formacodes f  ON f.`code-formacode` = laf.`code-formacode`
	INNER JOIN formacodes f1  ON f1.`code-domaine` = f.`code-domaine`
	INNER JOIN domaines d  ON d.`code-domaine`= f.`code-domaine`
	LEFT JOIN `liens-actions-diplomes` lad ON lad.`code-action` = a.`code-action`
	LEFT JOIN `diplomes` di ON di.`code-diplome` = lad.`code-diplome`
	LEFT JOIN `types-diplome` td ON td.`code-type-diplome` = di.`code-type-diplome`
	LEFT JOIN `niveaux` n ON td.`code-niveau` = n.`code-niveau`
	LEFT JOIN `liens-rome-formacodes` lrf ON lrf.`code-formacode` = laf.`code-formacode`
	LEFT JOIN `metiers-rome` mr ON mr.`code-rome` = lrf.`code-rome`
	LEFT JOIN `synonymes-metiers` st ON st.`code-rome`= mr.`code-rome`
	LEFT JOIN `metiers-rome-gd` mrgd ON mrgd.`grand-domaine` = mr.`grand-domaine`
	WHERE s.`code-session` = 
	GROUP BY s.`code-session`
	ORDER BY a.`intitule-action`
 ]