APU_Play_Mega.Form1.BytesToRead C# (CSharp) Method

        private int BytesToRead()
        {
            try
            {
                return serialPort.BytesToRead;
            }
            catch
            {
                _filetreedepth = 0;
                DirectoryView.Nodes.Clear();
                _direntries[0].Clear();
                try
                {
                    serialPort.Close();
                }
                    // ReSharper disable once EmptyGeneralCatchClause
                catch
                {
                }
                OpenSerialPort.Text = @"Open Serial Port";
                comPortSelector.Enabled = true;
                RefreshSerialPorts.Enabled = true;
                RefreshPorts_Click(null, null);
                return 0;
            }
        }