protected void dsHistory_Updating(object sender, ObjectDataSourceMethodEventArgs e) { CF.History history = e.InputParameters[0] as CF.History; DriverManager dm = new DriverManager(); UserManager um = new UserManager(); history.Driver = dm.GetById(Convert.ToInt32((fvEditHistory.FindControl("ddlDrivers") as DropDownList).SelectedValue)); history.User = um.GetById(Convert.ToInt32((fvEditHistory.FindControl("ddlUsers") as DropDownList).SelectedValue)); }