Show default value in dropdown list from database

Question

I am saving dropdown list values to database , but when i am trying to retrieve the value saved in the database to dropdown, the dropdown default value shows different value

 

using (SqlConnection con = new SqlConnection(st))

{

con.Open();

SqlCommand cmd = new SqlCommand("spGetUploadedImage", con);

cmd.CommandType = CommandType.StoredProcedure;

cmd.Parameters.AddWithValue("@PId", Convert.ToInt32(ddproject.SelectedValue.ToString()));

SqlDataReader rd = cmd.ExecuteReader();

if (rd.Read())

{

txtuserdomain.Text = rd["P_user_domain"].ToString();

txtawards.Text = rd["P_awards"].ToString();

txtcoverage.Text = rd["P_functional_coverage"].ToString();

txtfeatures.Text = rd["P_feature"].ToString();

txtimplementation.Text = rd["P_implementation"].ToString();

ddimportance.DataValueField = rd["Importance"].ToString();

}

}