[Setup] Re: Upgrade from 2.1 navigation portlet problem

Martin Aspeli optilude at gmx.net
Thu Dec 20 12:20:08 UTC 2007

Igor wrote:
> Hi,
> I'm trying to upgrade from Plone 2.1.2 to a recent version, I tried
> 2.5.2, 2.5.4 and 3.0.3. In all case i can do the migration procedure
> (with some trouble) but when i go on the plone site i got the
> following error instead the navigation menù:
> Error exceptions.KeyError on here/portlet_navigation/macros/portlet:
> 'children'
> and i can't see the content of the page. If i disable the navigation
> portlet from ZMI the contents are visible.

In plone 3, that macro shouldn't be used.

Have you customised main_template? portlet_navigation? Anything else to 
do with the portlets?


Author of `Professional Plone Development`, a book for developers who
want to work with Plone. See http://martinaspeli.net/plone-book

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