#1 /dev/cu.PL2303-381 not found!

[Anonymous]

when i press the "connect" button i get this traceback:
thanks

Traceback (most recent call last):
File "pySimReader.py", line 267, in buttonConnectReader
self.SIM.connectReader()
File "/home/daedalus/pySimReader-Serial-src-v2/pySIMserial.py", line 111, in connectReader
res = self.openSession(self.getReaderName())
File "/home/daedalus/pySimReader-Serial-src-v2/pySIMserial.py", line 143, in openSession
baudrate=9600)
File "/usr/lib/python2.5/site-packages/serial/serialutil.py", line 166, in __init__
self.open()
File "/usr/lib/python2.5/site-packages/serial/serialposix.py", line 175, in open
raise SerialException("could not open port %s: %s" % (self._port, msg))
serial.serialutil.SerialException: could not open port /dev/cu.PL2303-3B1: [Errno 2] No existe el fichero o el directorio: '/dev/cu.PL2303-3B1'