Problem in inserting date to database using calender

Respected sir/Ma'am,

 

I am making a website in visual studio 2005 ,ASP.NET C# using oracle 11g client .

Normally the data is inserting to database but using calender it is niether showing error not inserting data to database.

 

Please Help

 

******************Source Code******************

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.OracleClient;

using System.Data.OleDb;

public partial class Regis : System.Web.UI.Page

{

//OleDbConnection conn = new OleDbConnection("Provider=MSDAORA;" + "DATA SOURCE = localhost:1521 / xe; USER ID = SYSTEM; password=system");

OracleConnection conn = new OracleConnection("DATA SOURCE=localhost:1521/xe;USER ID=SYSTEM;password=system");

protected void Page_Load(object sender, EventArgs e)

{

if(!IsPostBack)

{

Calendar1.Visible = false;

}

try

{

conn.Open();

string stn = "select * from reg";

OracleDataAdapter oda = new OracleDataAdapter(stn, conn);

// OleDbDataAdapter oda = new OleDbDataAdapter(stn, conn);

DataTable dt = new DataTable();

oda.Fill(dt);

}

catch (Exception ex)

{

}

finally

{

conn.Close();

}

}

protected void Button1_Click(object sender, EventArgs e)

{

try

{

conn.Open();

string stn = "insert into reg(R_ID,R_NAME,r_date) values('" + this.TextBox1.Text + "','" + this.TextBox2.Text + "','" +this. Calendar1.SelectedDate + "')";

OracleCommand cmd = new OracleCommand(stn, conn);

//OleDbCommand cmd = new OleDbCommand(stn, conn);

//OracleDataReader md;

//md = cmd.ExecuteReader();

cmd.ExecuteNonQuery();

}

catch (Exception ex)

{ }

finally

{

Response.Write("");

conn.Close();

TextBox1.Text = "";

TextBox2.Text = "";

}

}

protected void Button2_Click(object sender, EventArgs e)

{

try

{

conn.Open();

string stn = "select * from reg";

OracleDataAdapter oda = new OracleDataAdapter(stn, conn);

//OleDbDataAdapter oda = new OleDbDataAdapter(stn, conn);

DataTable dt = new DataTable();

oda.Fill(dt);

GridView1.DataBind();

}

catch (Exception ex)

{

}

finally

{

conn.Close();

}

}

}

}

protected void Button5_Click(object sender, EventArgs e)

{

Response.Write("");

}

protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)

{

}

//protected void Calendar1_SelectionChanged(object sender, EventArgs e)

//{

// TextBox3.Text = Calendar1.SelectedDate.ToShortDateString();

// Calendar1.Visible = false;

protected void Calendar1_SelectionChanged(object sender, EventArgs e)

{

TextBox3.Text = Calendar1.SelectedDate.ToShortDateString();

TextBox4.Text = Calendar1.SelectedDate.ToShortTimeString();

Calendar1.Visible = false;

}

protected void ImageButton1_Click(object sender, ImageClickEventArgs e)

{

if (Calendar1.Visible)

{

Calendar1.Visible = false;

}

else

{

Calendar1.Visible = true;

}

}

protected void calender1_DayRender(object sender, DayRenderEventArgs e)

{

Response.Write(e.Day.Date + "
");

if (e.Day.IsOtherMonth || e.Day.IsWeekend)

{

e.Day.IsSelectable = false;

}

}