passing data to database

Hello
I have this webform and some data to be sent to database
The entire fields in this webform tranfer data to database except issue date.
Can someone plzz help me with this problem
I have posted html and cs code for this
<%@ Import Namespace="Exact.Hospitality.Core.BusinessLogic"%>
<%@ Control Language="C#" AutoEventWireup="true" CodeBehind="AddUserI.ascx.cs" Inherits="Exact.Hospitality.Page.Customer.EditTab.AddUserI" %>
<%@ Register Tagprefix="Exact" Tagname="Message" Src="~/Component/GenericValidationMessage.ascx" %>
<%@ Register Src="~/Component/ImageGallery.ascx" TagName="VillaImageGallery" TagPrefix="uc2" %>

<table>
    <asp:Repeater runat="server" ID="rptIdentityList" OnItemCommand="IdentityList_RowCommand"  OnItemDataBound= ...