[Zope] Upgrading to Zope 2.9.1

[Brian Sullivan]

On 3/8/06, Patrick Decat <pdecat at gmail.com> wrote:
> 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.
>


OK -- sounds like a plausible explanation.

Any idea how to predict when this is going to be a problem?