Hi ! I open my zope webpage in another winXP machine, with IE. Before that "event" I don't see anything else, that compares to this error ! Zope is dropped an error like this: Time 2004/09/22 10:41:34.544 GMT+2 User Name (User Id) Anonymous User (None) Request URL http://kepes/index_html Exception Type KeyError Exception Value 1095842480 Traceback (innermost last): * Module ZPublisher.Publish, line 101, in publish * Module ZPublisher.mapply, line 88, in mapply * Module ZPublisher.Publish, line 39, in call_object * Module Shared.DC.Scripts.Bindings, line 306, in __call__ * Module Shared.DC.Scripts.Bindings, line 343, in _bindAndExec * Module Products.PythonScripts.PythonScript, line 323, in _exec * Module None, line 1, in index_html *<PythonScript at /index_html>* *Line 1* * Module Shared.DC.Scripts.Bindings, line 306, in __call__ * Module Shared.DC.Scripts.Bindings, line 343, in _bindAndExec * Module Products.PythonScripts.PythonScript, line 323, in _exec * Module None, line 10, in index_html *<PythonScript at /prog/pagetemplate/index_html>* *Line 10* * Module Shared.DC.Scripts.Bindings, line 306, in __call__ * Module Shared.DC.Scripts.Bindings, line 343, in _bindAndExec * Module Products.PythonScripts.PythonScript, line 323, in _exec * Module None, line 1, in init_request *<PythonScript at /prog/pagerequest/init_request>* *Line 1* * Module ZPublisher.HTTPRequest, line 1218, in __getattr__ * Module ZPublisher.HTTPRequest, line 1178, in get * Module Products.Sessions.SessionDataManager, line 94, in getSessionData * Module Products.Sessions.SessionDataManager, line 181, in _getSessionDataObject * Module Products.Transience.Transience, line 768, in new_or_existing * Module Products.Transience.Transience, line 439, in __setitem__ KeyError: 1095842480 The contenxts first line is: rq=context.REQUEST;ss=rq.SESSION But the problem is in the SessionManager - or other element. The problem is reproduced only once in another machine, after this error, but never again. What is that ? How to I protect my webpage from this problem ? I the machine 2 when I push the F5 (refresh), the problem is eliminated. I trying with cookie settings, but it is not help. Please help me !!! Thanx: KK