Can somebody point out the errors in coding....

{
myConnection.ConnectionString = myConnectionString;
myConnection.Open();

//execute queries, etc
cmdCombo.CommandText = "SELECT * FROM DerrickAreas";
OdbcDataReader readerCombo = cmdCombo.ExecuteReader();

if (readerCombo.HasRows)
{
while (readerCombo.HasRows)
{
comboBox1.Items.Add(readerCombo["Section"].ToString());
readerCombo.NextResult();
}

}
else
{
MessageBox.Show("No records");
}
myConnection.Close();

 

I am trying to populate the comboBox with data from Access database, which has 8 records, but it is showing only the first record 

Can somebody point out the errors in this code