traceback

Traceback (most recent call last):
  File "/usr/bin/g-ir-scanner", line 46, in <module>
    sys.exit(scanner_main(sys.argv))
  File "/usr/lib64/gobject-introspection/giscanner/scannermain.py", line 404, in scanner_main
    transformer = create_transformer(namespace, options)
  File "/usr/lib64/gobject-introspection/giscanner/scannermain.py", line 297, in create_transformer
    transformer.register_include(include_obj)
  File "/usr/lib64/gobject-introspection/giscanner/transformer.py", line 131, in register_include
    self._parse_include(filename)
  File "/usr/lib64/gobject-introspection/giscanner/transformer.py", line 200, in _parse_include
    parser = self._cachestore.load(filename)
  File "/usr/lib64/gobject-introspection/giscanner/cachestore.py", line 191, in load
    data = cPickle.load(fd)
cPickle.UnpicklingError: invalid load key, '3'.