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Can anyone help with this error?

Can anyone help with this error?

Can anyone help with this error?

Since moving to Windows7 I get this message. Running Python 26


Traceback (most recent call last):
  File "wattcher.py", line 55, in <module>
    ser = serial.Serial(SERIALPORT, BAUDRATE)
  File "c:\python26\lib\site-packages\serial\serialutil.py", line 171, in __init
  File "c:\python26\lib\site-packages\serial\serialwin32.py", line 53, in open
    raise SerialException("could not open port %s: %s" % (self.portstr, msg))
serial.serialutil.SerialException: could not open port COM5: (5, 'CreateFile', '
Access is denied.')

The answer is "42"

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