Edit profile like facebook

See more:

ASP.NET4

I have error when I run my profile page. because of drop down list didnot find.

I write my code in code behind file....



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

public partial class profile : System.Web.UI.Page
{
Logindata data = new Logindata();
Loginpropertylayer prop = new Loginpropertylayer();


DataSet ds = new DataSet();
SqlDataAdapter da = new SqlDataAdapter();
SqlCommand cmd = new SqlCommand();
SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["conn"].ToString());

protected void Page_Load(object sender, EventArgs e)
{

TextBox1.Visible = false;
TextBox2.Visible = false;
TextBox3.Visible = false;
TextBox4.Visible = false;
TextBox5.Visible = false;
TextBox6.Visible = false;
TextBox7.Visible = false;
TextBox8.Visible = false;
TextBox9.Visible = false;
DropDownList1.Visible=false;
DropDownList2.Visible=false;
RadioButtonList1.Visible=false;


if (!IsPostBack)
{
DataSet ds = new DataSet();

string uname = Session["login1"].ToString();
ds = data.getdata(uname);
Label2.Text = ds.Tables[0].Rows[0]["firstname"].ToString();
Label3.Text = ds.Tables[0].Rows[0]["lastname"].ToString();
Label4.Text = ds.Tables[0].Rows[0]["address"].ToString();
Label5.Text = ds.Tables[0].Rows[0]["birthdate"].ToString();
Label6.Text = ds.Tables[0].Rows[0]["state"].ToString();
Label7.Text = ds.Tables[0].Rows[0]["city"].ToString();
Label8.Text = ds.Tables[0].Rows[0]["Gender"].ToString();
Label9.Text = ds.Tables[0].Rows[0]["Education"].ToString();
Label10.Text = ds.Tables[0].Rows[0]["mobilenumber"].ToString();
Label11.Text = ds.Tables[0].Rows[0]["email"].ToString();
Label12.Text = ds.Tables[0].Rows[0]["username"].ToString();
Label13.Text = ds.Tables[0].Rows[0]["password"].ToString();
Image1.ImageUrl = ds.Tables[0].Rows[0]["Pic"].ToString();





}
}


protected void Button1_Click(object sender, EventArgs e)
{
Label2.Visible = false;
Label3.Visible = false;
Label4.Visible = false;
Label5.Visible = false;
Label6.Visible = false;
Label7.Visible = false;
Label8.Visible = false;
Label9.Visible = false;
Label10.Visible = false;
Label11.Visible = false;
Label12.Visible = false;
Label13.Visible = false;
DropDownList1.Visible = false;
DropDownList2.Visible = false;
RadioButtonList1.Visible = false;


TextBox1.Visible = true;
TextBox2.Visible = true;
TextBox3.Visible = true;
TextBox4.Visible = true;
TextBox5.Visible = true;
TextBox6.Visible = true;
TextBox7.Visible = true;
TextBox8.Visible = true;
TextBox9.Visible = true;
DropDownList1.Visible = true;
DropDownList2.Visible = true;
RadioButtonList1.Visible = true;


DataSet ds = new DataSet();

string uname = Session["login1"].ToString();
ds = data.getdata(uname);
TextBox1.Text = ds.Tables[0].Rows[0]["firstname"].ToString();
TextBox2.Text = ds.Tables[0].Rows[0]["lastname"].ToString();
TextBox3.Text = ds.Tables[0].Rows[0]["address"].ToString();
TextBox4.Text = ds.Tables[0].Rows[0]["birthdate"].ToString();
DropDownList1.Text = ds.Tables[0].Rows[0]["state"].ToString();
DropDownList2.Text = ds.Tables[0].Rows[0]["city"].ToString();

TextBox5.Text = ds.Tables[0].Rows[0]["Education"].ToString();
TextBox6.Text = ds.Tables[0].Rows[0]["mobilenumber"].ToString();
TextBox7.Text = ds.Tables[0].Rows[0]["email"].ToString();
TextBox8.Text = ds.Tables[0].Rows[0]["username"].ToString();
TextBox9.Text = ds.Tables[0].Rows[0]["password"].ToString();
Image1.ImageUrl = ds.Tables[0].Rows[0]["Pic"].ToString();

string strcntry = "sp_State";
da = new SqlDataAdapter(strcntry, con);
ds.Clear();
da.Fill(ds);
DropDownList1.DataTextField = "State";
DropDownList1.DataValueField = "SId";
DropDownList1.DataSource = ds;




string strcty = "sp_City";
da = new SqlDataAdapter(strcty, con);
ds.Clear();
da.Fill(ds);
DropDownList2.DataTextField = "cityName";
DropDownList2.DataValueField = "Cid";
DropDownList2.DataSource = ds;
DropDownList2.DataBind();





}


}