[Zope] Error Value: Cache values may only be in one cache.

[Dieter Maurer]

Mohamed Lrhazi wrote at 2004-6-4 15:04 -0400:
>Sometimes, after submitting a form for processing, by my own Product 
>methods, I get:
>
>Site Error
>An error was encountered while publishing this resource.
>
>Error Type: ValueError
>Error Value: Cache values may only be in one cache.
>
>
>What causes such an error?

Usually a persistency bug...
e.g. a persistent object used as a class variable
rather than an instance variable or a persistent object maintained
in some "global" name space and used in different objects...

-- 
Dieter