Traceback (most recent call last):
  File "/usr/share/system-config-printer/newprinter.py", line 2979, in on_btnNPTLpdProbe_clicked
    printers = server.probe()
  File "/usr/share/system-config-printer/probe_printer.py", line 189, in probe
    found = self.probe_queue(name, result)
  File "/usr/share/system-config-printer/probe_printer.py", line 129, in probe_queue
    s = open_socket(self.hostname, 515)
  File "/usr/share/system-config-printer/probe_printer.py", line 101, in open_socket
    socket.SOCK_STREAM)
error: [Errno 2] No existe el archivo o el directorio