protected void btnUpdate_Click(object sender, EventArgs e) { try { DateTime?dtWEF = null; double? value = 0.00; DateTime?dtWET = null; if (txtEffectivedate.Text != "") { dtWEF = Convert.ToDateTime(txtEffectivedate.Text); } if (txtEfffectTo.Text != "") { dtWET = Convert.ToDateTime(txtEfffectTo.Text); } if (txtSB.Text != "") { value = Convert.ToDouble(txtSB.Text); } PI_ID = Convert.ToInt32(Request.QueryString["PI_ID"]); BLL_TMSA_PI.Update_PI_Head(Convert.ToInt32(ViewState["Detail_ID"].ToString()), Convert.ToInt32(Request.QueryString[0]), ddlYear.SelectedValue, null, dtWEF, dtWET, null, value, UDFLib.ConvertToInteger(Session["UserID"].ToString())); LoadSearchResults(); divEDIT.Visible = false; txtEffectivedate.Text = ""; txtEfffectTo.Text = ""; } catch (Exception ex) { ltmessage.Text = ex.ToString(); } }