Sugar SliderPuzzle activity dependent on missing Abiword

Binary package hint: sugar-sliderpuzzle-activity

Natty Narwhal 11.04
sugar-sliderpuzzle-activity 5-0ubuntu2

Click icon. Instead of starting, message:

Slider Puzzle failed to start.

~/.sugar/default/logs/org.worldwideworkshop.olpc.SliderPuzzle-1

Traceback (most recent call last):
  File "/usr/bin/sugar-activity", line 21, in <module>
    main.main()
  File "/usr/lib/python2.7/dist-packages/sugar/activity/main.py", line 117, in main
    module = __import__(module_name)
  File "/home/eddie/Activities/SliderPuzzle.activity/SliderPuzzleActivity.py", line 27, in <module>
    from SliderPuzzleUI import SliderPuzzleUI
  File "/home/eddie/Activities/SliderPuzzle.activity/SliderPuzzleUI.py", line 25, in <module>
    from mamamedia_modules import utils
  File "/home/eddie/Activities/SliderPuzzle.activity/mamamedia_modules.py", line 47, in <module>
    from mmm_modules import *
  File "/home/eddie/Activities/SliderPuzzle.activity/mmm_modules/__init__.py", line 5, in <module>
    from notebook_reader import *
  File "/home/eddie/Activities/SliderPuzzle.activity/mmm_modules/notebook_reader.py", line 26, in <module>
    from abiword import Canvas
ImportError: No module named abiword
Exited with status 1, pid 5024 data (None, <open file '<fdopen>', mode 'w' at 0xa2b48b8>, '59f517f89712dcbe1c778304ddf5d9d50d865384')

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: sugar-sliderpuzzle-activity 5-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
Architecture: i386
Date: Thu May 26 16:09:19 2011
Dependencies:

InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release i386 (20100816.1)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=es_MX:en_US:en
 PATH=(custom, user)
 LANG=es_ES.utf8
 LC_MESSAGES=es_MX.UTF-8
 SHELL=/bin/bash
SourcePackage: sugar-sliderpuzzle-activity
UpgradeStatus: Upgraded to natty on 2011-05-01 (25 days ago)