mads@worker:~/gnome-sudoku-0.7.1> gnome-sudoku 
Traceback (most recent call last): 
File "/usr/bin/gnome-sudoku", line 11, in ? 
from gnome_sudoku.gnome_sudoku import start_game 
File "/usr/lib/python2.4/site-packages/gnome_sudoku/gnome_sudoku.py", line 5, in ? 
import gsudoku, sudoku, saver, sudoku_maker, printing, sudoku_generator_gui 
File "/usr/lib/python2.4/site-packages/gnome_sudoku/gsudoku.py", line 1, in ? 
import gtk, cairo, pango, gobject 
ImportError: No module named cairo 
mads@worker:~/gnome-sudoku-0.7.1>