Broken import CDXML

[Biondilbiondo]

When trying to import a CDXML file, i get this error:

Error: 3
<type 'exceptions.IndexError'> Exception in Tk callback
  Function: <function <lambda> at 0x7fcae6f74848> (type: <type 'function'>)
  Args: ()
Traceback (innermost last):
  File "/usr/lib/python2.7/site-packages/Pmw/Pmw_1_3_3/lib/PmwBase.py", line 1753, in __call__
    return apply(self.func, args)
  File "/usr/lib/python2.7/site-packages/bkchem/misc.py", line 116, in <lambda>
    return lambda: function( *arguments, **attrs)
  File "/usr/lib/python2.7/site-packages/bkchem/main.py", line 1023, in plugin_import
    doc = importer.get_molecules( filename)
  File "/usr/lib/python2.7/site-packages/bkchem/plugins/CDXML.py", line 229, in get_molecules
    point2 = map( float, sipka[2].split())
<type 'exceptions.IndexError'>: list index out of range