private void PopulateDDL() { devices devices = new devices(); List <devices> List = devices.List(); ddlDevices.DataTextField = "device_name"; ddlDevices.DataValueField = "id"; ddlDevices.DataSource = List; ddlDevices.DataBind(); devices startupDevices = new devices(); if (ddlDevices.Items.Count > 0) { startupDevices = SelectDevice(Convert.ToInt32(ddlDevices.Items[0].Value)); } }