Sven Hohage writes:
> I'm working with external methods and folder proprties. The methods are
> iterating over properties
> and adding or deleting items.
> Until friday everything was fine.Now I got this error when I try to view
> the properties.
> Error Type: TypeError
> Error Value: len() of unsized object
> Traceback (innermost last):
> File C:\Zope\lib\python\DocumentTemplate\DT_In.py, line 657, in
> (Object: getProperty(id))
<dtml-in> gets an argument (probably "getProperty(id)") that is
not a sequence, it even does not support the "len" operation.
I assume that you somehow managed to assign a non-list value
(maybe None or a number) to a list valued property.
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