private void thingMagicReaderToolStripMenuItem_Click(object sender, EventArgs e) { try { try { string software = (string)rdr.ParamGet("/reader/version/software"); MessageBox.Show(string.Concat("Hardware: M6e", " ", "Software: ", software), "About ThingMagic Reader...", MessageBoxButtons.OK); } catch (NullReferenceException) { reader = Reader.Create(string.Concat("tmr:///", readerAddress.Text)); reader.Connect(); rdr = (SerialReader)reader; string software = (string)rdr.ParamGet("/reader/version/software"); MessageBox.Show(string.Concat("Hardware: M6e", " ", "Software: ", software), "About ThingMagic Reader...", MessageBoxButtons.OK); rdr.Destroy(); } } catch { MessageBox.Show("Connection to ThingMagic Reader not established", "Error!", MessageBoxButtons.OK); } }