Problem with updating gridveiw

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C#

Gridview

Dear my friends
I created a Gridview which was contained photo and title. I also created a linkbutton to edit the photo and title. this linkbuttton transfer the users to the second page to edit the title and photo of gridview. in new page using of programming the photo is changed but the title is not changed.
the program is :

protected void Button1_Click(object sender, EventArgs e)
       {

           int id = Convert.ToInt32(Request.QueryString["Code"]);

           string filename = FileUpload1.ToolTip;
           if (FileUpload1.HasFile)
           {
               filename = FileUpload1.FileName;
               FileUpload1.SaveAs(Server.MapPath("pics\\") + filename);
           }

           SqlConnection con = new SqlConnection();
           con.ConnectionString = "Data Source=.;Initial Catalog=tbldms1;Integrated Security=True";
           string q = "update ooo set title=@title,photo=@photo,where id=@id";
           SqlCommand cmd = new SqlCommand(q, con);
           cmd.Parameters.AddWithValue("@id", id);
           cmd.Parameters.AddWithValue("@title", TextBox1.Text);
           cmd.Parameters.AddWithValue("@photo",filename);
           con.Open();
           cmd.ExecuteNonQuery();
           con.Close();
           TextBox1.Text = "";

       }

please help me
Best wishes