Dear List, I wanted to try the profiling option. It works in the zmi but when I try to view a page without the zmi python breaks down. Does anybody know about the problem? Thanks for any replies, Elena My Zope Version: (Zope 2.4.3 (binary release, python 2.1, win32-x86), python 2.1.0, win32) started with the following start.bat file: "J:\Zope\ZopeSite\bin\python.exe" "J:\Zope\ZopeSite\z2.py" -D -L "german" "PROFILE_PUBLISHER=J:\Zope\ZopeSite\profile.log" Debug Information at /Control_Panel/DebugInfo/Profiling shows the following: 41435 function calls (37427 primitive calls) in 12.268 CPU seconds Ordered by: internal time List reduced from 377 to 100 due to restriction <100> ncalls tottime percall cumtime percall filename:lineno(function) 525 1.371 0.003 1.400 0.003 FileStorage.py:563(_load) 79/56 0.862 0.011 4.230 0.076 ObjectManager.py:500(tpValues --- snip