protected void SelectLetter(object sender, EventArgs e) { //Which letter were they on? LinkButton lbtnLetter = (LinkButton)sender; string selectedLetter = lbtnLetter.CommandArgument; using (GetLabTestLetterMenuOptions LetterOptions = new GetLabTestLetterMenuOptions(selectedLetter)) { if (LetterOptions.Tables.Count >= 1) { rptTestList.DataSource = (LetterOptions.HasErrors ? new DataSet() : LetterOptions); rptTestList.DataBind(); rptTestList.Visible = !LetterOptions.HasErrors; } } }