From: "Jean-François Trân" Date: 2007-11-27T22:30:41+09:00 Subject: Re: activerecord and composite keys Nicolas : > class Dossier_Personne < ActiveRecord::Base > set_table_name :dc_dossier_personne > set_primary_keys :n_dossier, :n_personne > belongs_to :dossier, :foreign_key => :n_dossier > end > > And tried that : > Dossier.find(:first).dossier_personnes > > Got this error : > uninitialized constant Dossier::DossierPersonne (NameError) Maybe you should call your class DossierPersonne instead of Dossier_Personne. -- Jean-François.