I was messing with pack & undo and got the following error; this with the latest CVS under win32. Traceback (innermost last): File "z2.py", line 356, in ? exec "import "+MODULE in {} File "<string>", line 1, in ? File "C:\Python\devel\ZOPE\lib\python\Zope\__init__.py", line 46, in ? OFS.Application.initialize(c) File "C:\Python\devel\ZOPE\lib\python\OFS\Application.py", line 320, in initia lize app._setObject('Control_Panel', cpl) File "C:\Python\devel\ZOPE\lib\python\ZODB\Connection.py", line 384, in setsta te p, serial = self._storage.load(oid, self._version) File "C:\Python\devel\ZOPE\lib\python\ZODB\FileStorage.py", line 445, in load try: return self._load(oid, version, self._index, self._file) File "C:\Python\devel\ZOPE\lib\python\ZODB\FileStorage.py", line 421, in _load pos=_index[oid] KeyError:  -- Robin Becker