index.wiki

"~/.vim/wiki/index.wiki" 109L, 5442C Error detected while processing /home/djp/.vim/bundle/taskwiki/ftplugin/vimwiki.vim: line 2: Traceback (most recent call last):

  File "<string>", line 1, in <module>
  File "/home/djp/.vim/bundle/taskwiki/taskwiki/taskwiki.py", line 67, in <module>
    update_from_tw()
  File "/home/djp/.vim/bundle/taskwiki/taskwiki/taskwiki.py", line 37, in update_from_tw
    cache.evaluate_viewports()
  File "/home/djp/.vim/bundle/taskwiki/taskwiki/cache.py", line 123, in evaluate_viewports
    port = ViewPort.from_line(i, self)
  File "/home/djp/.vim/bundle/taskwiki/taskwiki/viewport.py", line 44, in from_line
    defaults = parse_tw_arg_string(match.group('defaults').strip())

AttributeError: 'NoneType' object has no attribute 'strip'