Hi, is ZDiscussions compatible to Zope-2.2.4? I tried to install ZDiscussions-0.2.0 but i got this error: Error Type: SystemError Error Value: Failed to import class _ZClass_for_ZDTopic from module Products.ZDBase Traceback (innermost last): File /dgn-devel01/opt/Zope-2.2.4/lib/python/ZPublisher/Publish.py, line 222, in publish_module File /dgn-devel01/opt/Zope-2.2.4/lib/python/ZPublisher/Publish.py, line 187, in publish File /dgn-devel01/opt/Zope-2.2.4/lib/python/Zope/__init__.py, line 221, in zpublisher_exception_hook (Object: Traversable) File /dgn-devel01/opt/Zope-2.2.4/lib/python/ZPublisher/Publish.py, line 171, in publish File /dgn-devel01/opt/Zope-2.2.4/lib/python/ZPublisher/mapply.py, line 160, in mapply (Object: manage_importObject) File /dgn-devel01/opt/Zope-2.2.4/lib/python/ZPublisher/Publish.py, line 112, in call_object (Object: manage_importObject) File /dgn-devel01/opt/Zope-2.2.4/lib/python/OFS/ObjectManager.py, line 535, in manage_importObject (Object: Traversable) File /dgn-devel01/opt/Zope-2.2.4/lib/python/ZODB/ExportImport.py, line 208, in importFile SystemError: (see above) bye Shahram