[2.0] getting a comboBox to Open MyPictures

[Rattlerr]

Error1 The name 'MyPictures' does not exist in the current context
But in the OpenFileDialog InitialDirectory for the Properties box "MyPictures" is in their....

private void pComboBox(object sender, System.EventArgs e)
        {
            using (openFileDialog1) 
            dlg.Filter = "MyPictures(*.jpg)" + "|*.png|All Files (*.*)|*.*";
            dlg.InitialDirectory = MyPictures;
 
            try
            {
                if (dlg.ShowDialog()
                    == DialogResult.OK)
                {
                _MyPictures.Open(dlg.FileName);
                }
            }
          catch (Exception)
            {
              MessageBox.Show("Unable to open "
            + "album\n" + dlg.FileName,
          "Open Album Error",
          MessageBoxButtons.OK,
          MessageBoxIcon.Error);
      }
    }