Hello,
please see
http://sumo-sim.org/wiki/FAQ#traceExporter.py_fails_to_work_properly_in_verson_0.19.0
regards,
Jakob


2014/1/16 bluemix <[email protected]>

> Hello; when i execute
>
> python /usr/share/sumo/tools/bin/traceExporter.py --net-input
> netstate.xml --ns2config-output config.tcl --ns2activity-output
> activity.tcl --ns2mobility-output mobility.tcl
>
> i get the following:
>
> Traceback (most recent call last):
>   File "/usr/share/sumo/tools/bin/traceExporter.py", line 225, in
> <module>
>     sys.exit(main(sys.argv))
>   File "/usr/share/sumo/tools/bin/traceExporter.py", line 189, in main
>     vIDm, vehInfo, begin, end, area = runMethod(options.fcd,
> options.ns2mobility, ns2.fcd2ns2mobility, options)
>   File "/usr/share/sumo/tools/bin/traceExporter.py", line 99, in
> runMethod
>     ret = writer(procFCDStream(fcdStream, options), o, further)
>   File
> "/usr/share/sumo/tools/bin/../../tools/sumolib/output/convert/ns2.py",
> line 24, in fcd2ns2mobility
>     for timestep in inpFCD:
>   File "/usr/share/sumo/tools/bin/traceExporter.py", line 67, in
> procFCDStream
>     for i,q in enumerate(fcdstream):
>   File
> "/usr/share/sumo/tools/bin/../../tools/sumolib/output/__init__.py", line
> 69, in parse
>     for event, parsenode in xml_doc:
>   File "/usr/lib/python2.7/xml/dom/pulldom.py", line 232, in next
>     rc = self.getEvent()
>   File "/usr/lib/python2.7/xml/dom/pulldom.py", line 261, in getEvent
>     buf = self.stream.read(self.bufsize)
> AttributeError: 'NoneType' object has no attribute 'read'
>
>
> Hoping someone can solve this problem.
>
>
>
>
>
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