Traceback (most recent call last):
  File "/home/pycage/Projects/gDesklets/gdesklets/utils/QueryParser.py", line 25, in parse
    query, result = self.__parse_CLAUSE(query)
  File "/home/pycage/Projects/gDesklets/gdesklets/utils/QueryParser.py", line 49, in __parse_CLAUSE
    result = Set(r1)
  File "/usr/src/build/394694-i386/install/usr/lib/python2.3/sets.py", line 429, in __init__
    self._update(iterable)
  File "/usr/src/build/394694-i386/install/usr/lib/python2.3/sets.py", line 377, in _update
    transform = getattr(element, "__as_immutable__", None)
  File "/home/pycage/Projects/gDesklets/gdesklets/utils/Struct.py", line 20, in __getattr__
    return self[name]
KeyError: '__as_immutable__'