Fix: Missing error management

htdocs/adherents/card.php

htdocs/adherents/type.php

htdocs/categories/card.php

htdocs/categories/edit.php

htdocs/comm/action/card.php

htdocs/comm/propal.php

htdocs/commande/card.php

htdocs/compta/facture.php

htdocs/contact/card.php

htdocs/contrat/card.php

htdocs/core/class/extrafields.class.php

htdocs/fourn/commande/card.php

htdocs/fourn/facture/card.php

htdocs/product/card.php

htdocs/projet/card.php

htdocs/projet/tasks/task.php

htdocs/public/members/new.php

htdocs/societe/soc.php

htdocs/user/card.php

htdocs/user/group/card.php