public ReadMessage(IMap map, string iso) { //create the data elements _dataElements = new Dictionary <short, IDataElementBasic>(); //create the bitmap manager _bitmapManager = new BitmapManager(); //save the ISO8583 msg this._iso = iso; //get the MTI and remove it _MTI = iso.Substring(0, Util.MTI_LENGTH); iso = iso.Remove(0, Util.MTI_LENGTH); do { //get all bitmaps and remove them _bitmapManager.AddBitmap(new Bitmap.Bitmap() { BitmapHex = iso.Substring(0, Util.BTIMAP_LENGTH) }); iso = iso.Remove(0, Util.BTIMAP_LENGTH); } while (_bitmapManager.HasNextBitmap()); //save the dataFields this._dataFields = iso; _dataElements = ReadFields(map, ref iso); foreach (var a in _dataElements) { Console.WriteLine(a.Value.Value); } }