Traceback (most recent call last):
  File "/usr/share/system-config-printer/system-config-printer.py", line 2224, in on_btnNPTLpdProbe_clicked
    printers = server.probe()
  File "/usr/share/system-config-printer/probe_printer.py", line 72, in probe
    self._probe_queue(name, result)
  File "/usr/share/system-config-printer/probe_printer.py", line 52, in _probe_queue
    s = self._open_socket()
  File "/usr/share/system-config-printer/probe_printer.py", line 35, in _open_socket
    for res in socket.getaddrinfo(host, port, socket.AF_UNSPEC, socket.SOCK_STREAM):
gaierror: (-2, 'Nombre \xc3\xb3 servicio desconocido')