def METHOD_NAME(self, filename):
    #return self._remove_old_geometry(filename)
    self.gui.eid_map = {}
    self.gui.nid_map = {}
    if filename is None:
        self.gui.scalar_bar_actor.VisibilityOff()
        skip_reading = True
    else:
        self.gui.turn_text_off()
        self.gui.grid.Reset()
        self.gui.result_cases = {}
        self.gui.ncases = 0
        try:
            del self.gui.case_keys
            del self.gui.icase
            del self.gui.isubcase_name_map
        except Exception:
            # print("cant delete geo")
            pass
        #print(dir(self))
        skip_reading = False
    #self.scalar_bar_actor.VisibilityOff()
    self.gui.scalar_bar_actor.Modified()
    return skip_reading