I'm getting "broken" on attempts to install CMF 1.0 from the .zip version onto an NT4 system (a previous mailer reported the same problem on Mandrake Linux). It seems to occur in CMFCore in FSPythonScript when assigning an attribute value to _checkCBlock. Traceback below. Any ideas ? Thanks, Barry Traceback (most recent call last): File "F:\zope\BARRYH~1\lib\python\OFS\Application.py", line 563, in import_product product=__import__(pname, global_dict, global_dict, silly) File "F:\zope\BARRYH~1\lib\python\Products\CMFCore\__init__.py", line 93, in ? import DirectoryView, FSDTMLMethod, FSImage, FSPropertiesObject, FSPythonScript File "F:\zope\BARRYH~1\lib\python\Products\CMFCore\FSPythonScript.py", line 105, in ? class FSPythonScript (Script, Acquisition.Implicit, Item): File "F:\zope\BARRYH~1\lib\python\Products\CMFCore\FSPythonScript.py", line 223, in FSPythonScript _checkCBlock = PythonScript._checkCBlock AttributeError: _checkCBlock