Probleme dans lookup

Assalem,
ce probleme:
18:45:17,147 WARN [InterceptorsFactory] EJBTHREE-1246: Do not use InterceptorsFactory with a ManagedObjectAdvisor, InterceptorRegistry should be used via the bean container
18:45:17,148 WARN [InterceptorsFactory] EJBTHREE-1246: Do not use InterceptorsFactory with a ManagedObjectAdvisor, InterceptorRegistry should be used via the bean container
18:45:17,152 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.ajouterRolePourStagiaire(int,int)
18:45:17,161 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.modifierStagiaire(int,int,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.sql.Date,java.lang.String,int,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String)
18:45:17,168 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.supprimerStagiaire(int)
18:45:17,174 WARN [InterceptorRegistry] applicable interceptors is non-existent for public domaine.Stagiaire services.GestionStagiaire.getStagiaireByMatricule(int)
18:45:17,181 WARN [InterceptorRegistry] applicable interceptors is non-existent for public domaine.Stagiaire services.GestionStagiaire.getStagiaireByLoginPassword(java.lang.String,java.lang.String)
18:45:17,188 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.supprimerRolesPourStagiaire(int)
18:45:17,194 WARN [InterceptorRegistry] applicable interceptors is non-existent for public java.util.ArrayList services.GestionStagiaire.getAllStagiaires()
18:45:17,201 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.ajouterStagiaire(int,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.sql.Date,java.lang.String,int,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String)
18:45:17,207 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.ajouterRolePourStagiaire(int,int)
18:45:17,214 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.modifierStagiaire(int,int,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.sql.Date,java.lang.String,int,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String)
18:45:17,220 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.supprimerStagiaire(int)
18:45:17,227 WARN [InterceptorRegistry] applicable interceptors is non-existent for public domaine.Stagiaire services.GestionStagiaire.getStagiaireByMatricule(int)
18:45:17,233 WARN [InterceptorRegistry] applicable interceptors is non-existent for public domaine.Stagiaire services.GestionStagiaire.getStagiaireByLoginPassword(java.lang.String,java.lang.String)
18:45:17,239 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.supprimerRolesPourStagiaire(int)
18:45:17,246 WARN [InterceptorRegistry] applicable interceptors is non-existent for public java.util.ArrayList services.GestionStagiaire.getAllStagiaires()
18:45:17,253 WARN [InterceptorRegistry] applicable interceptors is non-existent for public void services.GestionStagiaire.ajouterStagiaire(int,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.sql.Date,java.lang.String,int,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.lang.String)




est lancé suite à l'appel de la partie ejb par les deux lignes suivantes:
Context context = new InitialContext();
InterfaceGestionStagiaireRemote beanRemote = (InterfaceGestionStagiaireRemote) context.lookup("GSIBean");

SVP, aidez-moi le plutot possible!!!
et merci d'avance.