All, I'm using the LocalFS wotsit, and noticed that the history tab comes up on the ZMI. But, I get this traceback: Traceback (innermost last): File D:\ASPIRE~1\lib\python\ZPublisher\Publish.py, line 223, in publish_module File D:\ASPIRE~1\lib\python\ZPublisher\Publish.py, line 187, in publish File D:\ASPIRE~1\lib\python\Zope\__init__.py, line 221, in zpublisher_exception_hook (Object: deptinfo.html) File D:\ASPIRE~1\lib\python\ZPublisher\Publish.py, line 171, in publish File D:\aspire_z_server\lib\python\ZPublisher\mapply.py, line 160, in mapply (Object: manage_change_history_page) File D:\ASPIRE~1\lib\python\ZPublisher\Publish.py, line 112, in call_object (Object: manage_change_history_page) File D:\aspire_z_server\lib\python\Shared\DC\Scripts\Bindings.py, line 324, in __call__ (Object: manage_change_history_page) File D:\aspire_z_server\lib\python\Shared\DC\Scripts\Bindings.py, line 354, in _bindAndExec (Object: manage_change_history_page) File D:\aspire_z_server\lib\python\App\special_dtml.py, line 236, in _exec (Object: manage_change_history_page) File D:\ASPIRE~1\lib\python\OFS\History.py, line 187, in manage_change_history (Object: deptinfo.html) File D:\ASPIRE~1\lib\python\ZODB\FileStorage.py, line 941, in history (Object: D:\aspire_z_server\var\Data.fs) KeyError: (see above) Which is fair enough, LocalFS doesn't support History. My question is how could LocalFS be made to support History? Any takers? phil phil.harris@zope.co.uk