Saving connetome as graphml

[MarcRamos]

I think is not working correctly, I got an error.

140402-14:11:25,454 workflow ERROR:
['Node compute_matrice failed to run on host cloudn.']
140402-14:11:25,454 workflow INFO:
Saving crash info to /home/marc/nipype/crash-20140402-141125-marc-compute_matrice.npz
140402-14:11:25,455 workflow INFO:
Traceback (most recent call last):
File "/usr/local/lib/python2.7/dist-packages/nipype/pipeline/plugins/multiproc.py", line 15, in run_node
result['result'] = node.run(updatehash=updatehash)
File "/usr/local/lib/python2.7/dist-packages/nipype/pipeline/engine.py", line 1128, in run
self._run_interface()
File "/usr/local/lib/python2.7/dist-packages/nipype/pipeline/engine.py", line 1226, in _run_interface
self._result = self._run_command(execute)
File "/usr/local/lib/python2.7/dist-packages/nipype/pipeline/engine.py", line 1350, in _run_command
result = self._interface.run()
File "/usr/local/lib/python2.7/dist-packages/nipype/interfaces/base.py", line 823, in run
runtime = self._run_interface(runtime)
File "/usr/local/lib/python2.7/dist-packages/cmp/stages/connectome/connectome.py", line 77, in _run_interface
additional_maps=additional_maps,output_types=self.inputs.output_types)
File "/usr/local/lib/python2.7/dist-packages/cmtklib/connectome.py", line 485, in cmat
'dn_hemisphere':d_gml['dn_hemisphere'],
KeyError: 'dn_hemisphere\nInterface CMTK_cmat failed to run.