C:\Users\magbakke\PycharmProjects\InfosoftWSTest>python client.py
Traceback (most recent call last):
  File "C:\Python33\lib\site-packages\suds\transport\http.py", line 78, in send
    fp = self.u2open(u2request)
  File "C:\Python33\lib\site-packages\suds\transport\http.py", line 121, in u2op
en
    return url.open(u2request, timeout=tm)
  File "C:\Python33\lib\urllib\request.py", line 479, in open
    response = meth(req, response)
  File "C:\Python33\lib\urllib\request.py", line 591, in http_response
    'http', request, response, code, msg, hdrs)
  File "C:\Python33\lib\urllib\request.py", line 517, in error
    return self._call_chain(*args)
  File "C:\Python33\lib\urllib\request.py", line 451, in _call_chain
    result = func(*args)
  File "C:\Python33\lib\urllib\request.py", line 599, in http_error_default
    raise HTTPError(req.full_url, code, msg, hdrs, fp)
urllib.error.HTTPError: HTTP Error 500: Internal Server Error

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Python33\lib\site-packages\suds\client.py", line 640, in send
    reply = transport.send(request)
  File "C:\Python33\lib\site-packages\suds\transport\https.py", line 64, in send

    return  HttpTransport.send(self, request)
  File "C:\Python33\lib\site-packages\suds\transport\http.py", line 88, in send
    raise TransportError(e.msg, e.code, e.fp)
suds.transport.TransportError: Internal Server Error

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "client.py", line 20, in <module>
    response = client.service.StartPayment(request)
  File "C:\Python33\lib\site-packages\suds\client.py", line 539, in __call__
    return client.invoke(args, kwargs)
  File "C:\Python33\lib\site-packages\suds\client.py", line 599, in invoke
    result = self.send(soapenv)
  File "C:\Python33\lib\site-packages\suds\client.py", line 654, in send
    result = self.failed(binding, e)
  File "C:\Python33\lib\site-packages\suds\client.py", line 709, in failed
    r, p = binding.get_fault(reply)
  File "C:\Python33\lib\site-packages\suds\bindings\binding.py", line 266, in ge
t_fault
    raise WebFault(p, faultroot)
suds.WebFault: Server raised fault: 'The formatter threw an exception while tryi
ng to deserialize the message: There was an error while trying to deserialize pa
rameter http://tech.infosoft.no/schemas/2012/08:CancelUrl. The InnerException me
ssage was 'There was an error deserializing the object of type System.String. En
d element 'CancelUrl' from namespace 'http://tech.infosoft.no/schemas/2012/08' e
xpected. Found element 'CancelUrl' from namespace 'http://tech.infosoft.no/schem
as/2012/08'. Line 1, position 400.'.  Please see InnerException for more details
.'