[Zope] Zope-Error: Object of type "None" is not callable

[Dieter Maurer]

Sven Rudolph writes:
 > ...
 > When I try to create a new instance of GMSBericht after refreshing it, I get the following error message:
 > 
 > Error Type: TypeError
 > Error Value: object of type 'None' is not callable
I had this recently (not in connection with refresh, happened
non-deterministically): objects suddenly turned into "None".

Since I upgraded to Python 2.1.2, I did not yet see the problem again.


Dieter