Looks like your pygtk package does not fit to the installed python package.
> from glib._glib import * > ImportError: /usr/lib/python2.6/site-packages/gtk-2.0/glib/_glib.so: > undefined symbol: PyUnicodeUCS4_DecodeUTF8 -- Thomas Guettler, http://www.thomas-guettler.de/ E-Mail: guettli (*) thomas-guettler + de -- http://mail.python.org/mailman/listinfo/python-list
