Gridview Bind In Asp.net C#

My connection String 

 

con.Open();

SqlCommand cmd = new SqlCommand("Select * from Table", con);

SqlDataAdapter Sda = new SqlDataAdapter(cmd);

DataTable dt = new DataTable();

Sda.Fill(dt);

GridView1.DataSource = dt;

GridView1.DataBind();

con.Close();

 

I have taken gridview and i want to bind gridview using above code but record not fetching from table to gridview in Asp.net c# Web Page whats error kindly help me....