Hi! I got a strange Error, but I can't find why this happend. I updated from Zope 2.0.3 to 2.0.6. After that some of my Product didn't work and are still not working Evertime i try to Add a Special Product I'm getting the following error: __________________________________________________________ Error Encountered an error while publishing this resource. Error Type: AttributeError Error Value: diplompruefungsfach Troubleshooting Suggestions The URL may be incorrect. The parameters passed to this resource may be incorrect. A resource that this resource relies on may be encountering an error. For more detailed information about the error, please refer to the HTML source for this page. If the error persists please contact the site maintainer. Thank you for your patience. Traceback (innermost last): File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/ZPublisher/Publish.py, line 214, in publish_module File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/ZPublisher/Publish.py, line 179, in publish File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/Zope/__init__.py, line 202, in zpublisher_exception_hook (Object: RoleManager) File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/ZPublisher/Publish.py, line 165, in publish File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/ZPublisher/mapply.py, line 160, in mapply (Object: SAClass_add) File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/ZPublisher/Publish.py, line 102, in call_object (Object: SAClass_add) File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/OFS/DTMLMethod.py, line 150, in __call__ (Object: SAClass_add) File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/DocumentTemplate/DT_String.py, line 502, in __call__ (Object: SAClass_add) File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/DocumentTemplate/DT_With.py, line 148, in render (Object: SAClass.createInObjectManager(REQUEST['fach'], REQUEST)) File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/DocumentTemplate/DT_In.py, line 691, in renderwob (Object: getSubjectInfo(fach=REQUEST['fach'])) File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/DocumentTemplate/DT_Util.py, line 335, in eval (Object: propertysheets.Basic.manage_changeProperties(title=fachbez, empf_sem=empf_sem,diplompruefungsfach=diplfach)) (Info: propertysheets) File <string>, line 0, in ? File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/OFS/PropertySheets.py, line 420, in manage_changeProperties File /data/zope/Zope-2.1.6-solaris-2.6-sparc/lib/python/OFS/PropertySheets.py, line 249, in _updateProperty AttributeError: (see above) _______________________________________________________________ SAClass is a Class which includes the string-attribute diplompruefungsfach, but no instances are able to locate that attribute. :-( I spend already a couple of hours in trying to find out whats wrong. Has anyone a idea whats goin on? Helmut.