[Zope] Upgrading to Zope 2.9.1

[Patrick Decat]

Hi,

On 3/8/06, Brian Sullivan <briansullivan at gmail.com> wrote:
> I am in the process of testing an upgrade from a Zope 2.8.4 system  to
> a Zope 2.9.1 system.
>
> The process I used:
>
> 1) Install 2.9.1 on a Win2003 system (it happens to be the same one
> that the 2.8.4 system is running but I changed the config so the ports
> don't conflict). The installation is successful
>
> 2) Copy the Product directory from my functioning 2.8.4 system
> instance to the 2.9.1 instance
>
> 3) copy the ZODB from the functioning 2.8.4 system to the 2.9.1 system
>
> All appears to go well -- the 2.9.1 system appears to be running
> everything from the 2.8.4 system correctly. A deeper check though
> shows that a few Python scripts in the ZODB (this in a system that has
> 20 or 30 scripts) fail. Examining the scripts indicates an error at
> line 3 -- but no such error can be found, however saving the script
> with no changes eliminates the error and also causes the script to now
> function.
>
> After finding and correcting these scripts everything seems to be working well.
>
> Any idea what happened during the upgrade to cause this strange
> behaviour and how can I avoid it?
>
> I will have to go through a similar upgrade at a customer's site and
> would like to avoid hand checking every script if I can avoid it.

I had the same problem : Windows CR/LF line endings are not supported
anymore for PythonScripts.
According to Dieter Maurer, it has to do with Python 2.4 rather than Zope 2.9.

Regards,
Patrick.