gedit, ubuntu 12.10, error report

Traceback (most recent call last):
  File "/usr/lib/gedit/plugins/intelligent_text_completion.py", line 18, in <module>
    class IntelligentTextCompletionPlugin(GObject.Object, Gedit.WindowActivatable):
TypeError: Error when calling the metaclass bases
    metaclass conflict: the metaclass of a derived class must be a (non-strict) subclass of the metaclasses of all its bases

(gedit:23851): libpeas-WARNING **: Error loading plugin 'intelligent_text_completion'