protected void btnAddCalc_Click(object sender, System.EventArgs e) { try { string measure1 = Request.Form[this.UniqueID + ":selCalcMeasure1"]; string measure2 = Request.Form[this.UniqueID + ":selCalcMeasure2"]; string operation = Request.Form[this.UniqueID + ":selCalcOperation"]; _contr.AddCalculatedMeasure(measure1, measure2, operation); _report.SaveState(); } catch (Exception exc) { ((PageBase)this.Page).ShowException(exc); } }