since i've updated my ubuntu to hardy heron, tux manager doesn't work :

[code]$ tuxgdg
Traceback (most recent call last):
  File "/opt/tuxdroid/apps/tux_framework/TFW.py", line 12, in <module>
    from FWObject import GdgFramework
  File "/opt/tuxdroid/apps/tux_framework/libs/FWObject.py", line 34, in <module>
    from GdgObject import *
  File "/opt/tuxdroid/apps/tux_framework/libs/GdgObject.py", line 38, in <module>
    from TGFormat import *
  File "/opt/tuxdroid/apps/tux_framework/libs/TGFormat.py", line 30, in <module>
    from TGFXml import *
  File "/opt/tuxdroid/apps/tux_framework/libs/TGFXml.py", line 26, in <module>
    import xml.dom.ext
ImportError: No module named ext[/code]

known issue. there are several threads about this, please use search