Traceback (most recent call last):
  File "/var/lib/python-support/python2.5/gnomeblog/blogger_prefs.py", line 194, in _onLookupBlogsButton
    self.blogMenu.setStringValuePairs(blog_id_pairs)
  File "/var/lib/python-support/python2.5/gnomeblog/gconf_widgets.py", line 21, in setStringValuePairs
    for string_value_pair in string_value_pairs:
TypeError: 'NoneType' object is not iterable