[Zope] Traceback error

[oliver]

Hello guys!

I`m really new to zope now i need help!
I have made a new product called 'minimal' and now i want to inizialize it
and i get this error:

2001-08-24T12:25:16 ERROR(200) Zope Couldn't install minimal
Traceback (innermost last):
  File C:\PROGRA~1\zope240\lib\python\OFS\Application.py, line 657, in
install_product
    (Object: ApplicationDefaultPermissions)
    (Info: minimal)
  File C:\Program Files\Zope240\lib\python\Products\minimal\__init__.py,
line 9, in initialize
  File C:\PROGRA~1\zope240\lib\python\App\ProductContext.py, line 166, in
registerClass
TypeError: unsubscriptable object

what i have done wrong?

Thank you for your help!

Oli