def METHOD_NAME(self):
    """
    Load the file specified in leFile and fill the combobox with the
    available track segments.
    """
    filename = self.leFile.text()
    logging.debug("loading satellite overpasses in file '%s'", filename)
    try:
        overpass_segments = read_nasa_satellite_prediction(filename)
    except (IOError, OSError, ValueError, fs.errors.FileExpected) as ex:
        logging.error("Problem accessing '%s' file", filename)
        QtWidgets.QMessageBox.critical(self, self.tr("Satellite Overpass Tool"),
                                       self.tr(f"ERROR:\n{type(ex)}\n{ex}"))
    else:
        logging.debug("read %i segments", len(overpass_segments))
        self.cbSatelliteOverpasses.clear()
        items = [f"{seg['utc'][0]} to {seg['utc'][-1]}"
                 for seg in overpass_segments]
        items.insert(0, "None (select item to plot)")
        items.insert(1, "All tracks")
        self.cbSatelliteOverpasses.addItems(items)
        self.overpass_segments = overpass_segments