I installed tracker and cmf-hack for the tracker without any problems when i want to add a tracker I get the following error Site Error An error was encountered while publishing this resource. Error Type: AttributeError Error Value: __getitem__ Traceback (innermost last): File /home/zope/2-5-0/lib/python/Products/Hotfix_2002-04-15/__init__.py, line 51, in publish_module File /home/zope/2-5-0/lib/python/ZPublisher/Publish.py, line 114, in publish File /home/zope/2-5-0/lib/python/Zope/__init__.py, line 159, in zpublisher_exception_hook (Object: Fortis) File /home/zope/2-5-0/lib/python/ZPublisher/Publish.py, line 98, in publish File /home/zope/2-5-0/lib/python/ZPublisher/mapply.py, line 88, in mapply (Object: invokeFactory) File /home/zope/2-5-0/lib/python/ZPublisher/Publish.py, line 39, in call_object (Object: invokeFactory) File /home/zope/2-5-0/lib/python/Products/CMFCore/PortalFolder.py, line 335, in invokeFactory (Object: Fortis) File /home/zope/2-5-0/lib/python/Products/CMFCore/TypesTool.py, line 701, in constructContent (Object: portal_types) File /home/zope/2-5-0/lib/python/Products/CMFCore/TypesTool.py, line 483, in constructInstance (Object: Tracker) File /home/zope/2-5-0/lib/python/OFS/Traversable.py, line 163, in restrictedTraverse (Object: Tracker) File /home/zope/2-5-0/lib/python/OFS/Traversable.py, line 148, in unrestrictedTraverse (Object: Tracker) AttributeError: (see above) Any suggestions? TIA Roel Running zope 2.5.1 with hotfixes 2002-03-01 and 2002-04-15 and cmf 1.2 on linux redhat