Please give me solution..

I m unable to find sumo.cfg in sumo folder. Can any one help me?? I m currently SUMO 0.23 version. Where search sumo.cfg file??

I m getting error when i run python command. The error like this: Traceback (most recent call last): File “/home/ankita/Downloads/sumo-0.12.3/tools/trip/randomTrips.py”, line 49, in net = sumonet.readNet(options.netfile) File "/home/ankita/Downloads/sumo-0.12.3/tools/trip/../lib/sumonet.py", line 447, in readNet parser.parse(filename) File "/usr/lib/python2.7/xml/sax/expatreader.py", line 107, in parse xmlreader.IncrementalParser.parse(self, source) File "/usr/lib/python2.7/xml/sax/xmlreader.py", line 123, in parse self.feed(buffer) File "/usr/lib/python2.7/xml/sax/expatreader.py", line 210, in feed self._parser.Parse(data, isFinal) File "/usr/lib/python2.7/xml/sax/expatreader.py", line 304, in start_element self._cont_handler.startElement(name, AttributesImpl(attrs)) File "/home/ankita/Downloads/sumo-0.12.3/tools/trip/../lib/sumonet.py", line 363, in startElement self._currentEdge = self._net.addEdge(attrs['id'], attrs['from'], attrs['to'], prio, attrs['function']) File "/usr/lib/python2.7/xml/sax/xmlreader.py", line 316, in __getitem__ return self._attrs[name] KeyError: 'function' can u help me to solve this error? Thank u. Reply.