[Zope] FSSession error

[urs.beyeler]

help ... i installed the FSSession-Product on Zope 2.1.6, also using 
GUF and MySQL-Connections. everything works fine till suddenly (when 
i try to access a site where the FSSession> is called) ...

Error Type: SystemError
Error Value: Failed to import class r from module Record

Traceback (innermost last):
   File /zope/Zope-2.1.6/lib/python/ZPublisher/Publish.py, line 214, 
in publish_module
   File /zope/Zope-2.1.6/lib/python/ZPublisher/Publish.py, line 179, in publish
   File /zope/Zope-2.1.6/lib/python/Zope/__init__.py, line 202, in 
zpublisher_exception_hook
     (Object: ElementWithAttributes)
   File /zope/Zope-2.1.6/lib/python/ZPublisher/Publish.py, line 165, in publish
   File /zope/Zope-2.1.6/lib/python/ZPublisher/mapply.py, line 160, in mapply
     (Object: userInsertForm)
   File /zope/Zope-2.1.6/lib/python/ZPublisher/Publish.py, line 102, 
in call_object
     (Object: userInsertForm)
   File /zope/Zope-2.1.6/lib/python/OFS/DTMLDocument.py, line 166, in __call__
     (Object: userInsertForm)
   File /zope/Zope-2.1.6/lib/python/DocumentTemplate/DT_String.py, 
line 502, in __call__
     (Object: userInsertForm)
   File /zope/Zope-2.1.6/lib/python/Products/FSSession/FSSession.py, 
line 116, in __call__
     (Object: FSSession)
   File /zope/Zope-2.1.6/lib/python/Products/FSSession/FSSession.py, 
line 142, in load
     (Object: FSSession)
SystemError: (see above)

any ideas?

urs

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