public void ConsultarSalas() { consu = new Consumo(); List <Salas> sala = null; try { sala = consu.ConsultarSala().ToList(); ViewState["Sala"] = sala; if (sala != null && sala.Count > 0) { CmbSalas.DataSource = sala; CmbSalas.ValueField = "IDSALA"; CmbSalas.TextField = "DESCRIPCION"; CmbSalas.DataBind(); } }catch (Exception ex) { } }