public void UpdateKunde(KundeDto modified, KundeDto original) { try { WriteActualMethod(); BusinessComponent.UpdateKunde(modified.ConvertToEntity(), original.ConvertToEntity()); } catch (LocalOptimisticConcurrencyException <Kunde> ex) { OptimisticConcurrencyException <KundeDto> enThrow = new OptimisticConcurrencyException <KundeDto>(); enThrow.Entity = ex.Entity.ConvertToDto(); throw new FaultException <OptimisticConcurrencyException <KundeDto> >(enThrow); } }