Comment 17 for bug 642417

Using inkscape_0.48.0-1ubuntu1, patched with new extension version from comment #15:

Traceback (most recent call last):
  File "gimp_xcf.py", line 219, in <module>
    e.affect()
  File "/usr/share/inkscape/extensions/inkex.py", line 215, in affect
    self.effect()
  File "gimp_xcf.py", line 207, in effect
    x = open(xcf, 'rb')
IOError: [Errno 2] No such file or directory: '/tmp/tmpiDxIi1/New docume.xcf'