Hi, we have some problems with our tempstorage on out ZEO client. We are running 6 zope Frontend server and one ZEO server. Serving Both main and temp storage. I runs well for some days. But than it stops working an reports the following error 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.PageTemplates.ZopePageTemplate, line 222, in _exec Module Products.PageTemplates.PageTemplate, line 96, in pt_render - <ZopePageTemplate at /TUM_Portal/login_form> Module TAL.TALInterpreter, line 189, in __call__ Module TAL.TALInterpreter, line 218, in interpret Module TAL.TALInterpreter, line 233, in interpret Module TAL.TALInterpreter, line 670, in do_useMacro Module TAL.TALInterpreter, line 233, in interpret Module TAL.TALInterpreter, line 693, in do_defineSlot Module TAL.TALInterpreter, line 233, in interpret Module TAL.TALInterpreter, line 636, in do_condition Module TAL.TALInterpreter, line 233, in interpret Module TAL.TALInterpreter, line 483, in do_insertText_tal Module Products.PageTemplates.TALES, line 227, in evaluateText Module Products.PageTemplates.TALES, line 221, in evaluate Module Products.PageTemplates.ZRPythonExpr, line 47, in __call__ - __traceback_info__: here.REQUEST.SESSION.set('callerURL', here.REQUEST.HTTP_REFERER) Module Python expression "here.REQUEST.SESSION.set('callerURL', here.REQUEST.HTTP_REFERER)", line 1, in <expression> 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 183, in _getSessionDataObject SystemError: error return without exception set Restarting the zeo server and one frontend fixes the problem for some time. i am running Zope 2.7.2 and Python 2.3.4 Here is the zeo config %define INSTANCE_HOME /data/zope/zeo <zeo> address 7700 read-only false invalidation-queue-size 500 # monitor-address PORT transaction-timeout 10 </zeo> <filestorage main> path $INSTANCE_HOME/var/Data.fs </filestorage> %import tempstorage <temporarystorage temp> name temporary storage for sessioning </temporarystorage> <eventlog> level info <logfile> path $INSTANCE_HOME/log/zeo.log </logfile> </eventlog> Bye Estartu ---------------------------------------------------------------------------- Gerhard Schmidt | Nick : estartu IRC : Estartu | PGP Public Key Fischbachweg 3 | Privat: estartu@augusta.de | auf Anfrage/ 86856 Hiltenfingen | Dienst: schmidt@ze.tu-muenchen.de | on request