سلام

این جدول دیتابیس من هست:

این هم محتوای وب فرم:

<div class="Alert">
                <p id="Alert" runat="server"></p>
            </div>
            <div class="LACNum3">
                <asp:GridView ID="CntGridView1" CssClass="mGrid" PagerStyle-CssClass="pgr" AlternatingRowStyle-CssClass ="alt" dir="rtl" runat="server" BackColor="White" BorderColor="#999999" BorderStyle="None" BorderWidth="1px" CellPadding="3" GridLines="Vertical" AllowPaging="True" OnPageIndexChanging="CntGridView1_PageIndexChanging" PageSize="8" AutoGenerateColumns="False" OnRowCommand="CntGridView1_RowCommand">
                    <AlternatingRowStyle BackColor="#DCDCDC" />
                    <Columns>
                        <asp:BoundField DataField="Cnt_ID" HeaderText="کد" />
                        <asp:BoundField DataField="Cnt_Title" HeaderText="عنوان مطلب" />
                        <asp:BoundField DataField="Cnt_DateReg" HeaderText="تاریخ درج" />
                        <asp:ButtonField HeaderText="حذف" CommandName="DeleteContent" Text="حذف" />
                        <asp:ButtonField HeaderText="ویرایش" CommandName="EditeContent" Text="ویرایش" />
                    </Columns>
                </asp:GridView>
            </div>
            <input type="hidden" id="ID" runat="server" />
            <div class="LACNum1">
                <div class="LACN1Right">
                    <span>عنوان مطلب : </span>
                </div>
                <div class="LACN1Left">
                    <input type="text" id="Title" runat="server" />
                </div>
            </div>
            <div class="LACNum3">
                <div class="LACN3Right">
                    <span>خلاصه مطلب : </span>
                </div>
                <div class="LACN3Left">
                    <CKEditor:CKEditorControl ID="SmallText" runat="server"></CKEditor:CKEditorControl>
                </div>
            </div>
            <div class="LACNum3">
                <div class="LACN3Right">
                    <span>ادامه مطلب : </span>
                </div>
                <div class="LACN3Left">
                    <CKEditor:CKEditorControl ID="LongText" runat="server"></CKEditor:CKEditorControl>
                </div>
            </div>
            <div class="LACNum1">
                <div class="LACN1Right">
                    <span>لینک عکس اول : </span>
                </div>
                <div class="LACN1Left">
                    <input type="text" id="SmallPic1" runat="server" />
                </div>
            </div>
            <div class="LACNum1">
                <div class="LACN1Right">
                    <span>لینک عکس دوم : </span>
                </div>
                <div class="LACN1Left">
                    <input type="text" id="SmallPic2" runat="server" />
                </div>
            </div>
            <div class="LACNum1">
                <div class="LACN1Right">
                    <span>لینک عکس سوم : </span>
                </div>
                <div class="LACN1Left">
                    <input type="text" id="SmallPic3" runat="server" />
                </div>
            </div>
            <div class="LACNum1">
                <div class="LACN1Right">
                    <span>لینک عکس چهارم : </span>
                </div>
                <div class="LACN1Left">
                    <input type="text" id="SmallPic4" runat="server" />
                </div>
            </div>
            <div class="LACNum2">
                <asp:Button ID="OK" runat="server" Text="ثبت" CssClass="OK" OnClick="OK_Click" />
            </div>

و این هم کدنویسی:

using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class Admin_Controls_ListContent : System.Web.UI.UserControl
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Alert.InnerText = "ویرایش اطلاعات یا حذف مطالب";
        Gridbind();
    }
    public void Gridbind()
    {
        DAL run = new DAL();
        DataTable dt = new DataTable();
        string sqlText = "select * from Tbl_Content where cnt_subjectid=1";
        dt = run.ExecuteQuery(sqlText);
        CntGridView1.DataSource = dt;
        CntGridView1.DataBind();
    }
    protected void CntGridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        CntGridView1.PageIndex = e.NewPageIndex;
        Gridbind();
    }
    protected void CntGridView1_RowCommand(object sender, GridViewCommandEventArgs e)
    {
        if (e.CommandName == "DeleteContent")
        {
            int row = Convert.ToInt32(e.CommandArgument);
            int id = Convert.ToInt32(CntGridView1.Rows[row].Cells[0].Text);
            string st = string.Format("delete from Tbl_Content where Cnt_ID={0} ", id);
            DAL d1 = new DAL();
            d1.ExecNonQuery(st);
            Alert.InnerText = "با موفقیت حذف شد";
            Gridbind();
        }
        else
        {
            int row = Convert.ToInt32(e.CommandArgument);
            int id = Convert.ToInt32(CntGridView1.Rows[row].Cells[0].Text);
            string st = string.Format("select * from Tbl_Content where Cnt_ID={0} ", id);
            DAL d1 = new DAL();
            DataTable dt = new DataTable();
            dt = d1.ExecuteQuery(st);
            if (dt.Rows.Count > 0)
            {
                ID.Value = dt.Rows[0]["Cnt_ID"].ToString();
                Title.Value = dt.Rows[0]["Cnt_Title"].ToString();
                SmallText.Text = dt.Rows[0]["Cnt_SmallText"].ToString();
                LongText.Text = dt.Rows[0]["Cnt_LongText"].ToString();
                SmallPic1.Value = dt.Rows[0]["Cnt_SmallPic1"].ToString();
                SmallPic2.Value = dt.Rows[0]["Cnt_SmallPic2"].ToString();
                SmallPic3.Value = dt.Rows[0]["Cnt_SmallPic3"].ToString();
                SmallPic4.Value = dt.Rows[0]["Cnt_SmallPic4"].ToString();
            }
        }
    }
    protected void OK_Click(object sender, EventArgs e)
    {
        DAL d1 = new DAL();
        string st = string.Format("update Tbl_Content set Cnt_Title=N'{0}', Cnt_SmallText=N'{1}',Cnt_LongText=N'{2}',Cnt_SmallPic1=N'{3}',Cnt_SmallPic2=N'{4}',Cnt_SmallPic3=N'{5}',Cnt_SmallPic4=N'{6}',Cnt_ID={7}"
            , Title.Value, SmallText.Text, LongText.Text, SmallPic1.Value, SmallPic2.Value, SmallPic3.Value, SmallPic4.Value, ID.Value);

        d1.ExecNonQuery(st);
        Alert.InnerText = "با موفقیت ویرایش شد";
        ID.Value = "";
        Title.Value = "";
        SmallText.Text = "";
        LongText.Text = "";
        SmallPic1.Value = "";
        SmallPic2.Value = "";
        SmallPic3.Value = "";
        SmallPic4.Value = "";
        Gridbind();
    }
}

حذف که اعمال میشه و ویرایش رو هم میزنم فیلد ها محتوا رو میگیرن اما کدنویسی های OK_Click اعمال نمیشن. درواقع ارور هم نمیده فقط ویرایش نمیشه. دستور آپدیت هم که درسته نمیفهمم مشکل از کجاست

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