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Re: Using Mathematica 5.2 and 7.01 with separate

• To: mathgroup at smc.vnet.net
• Subject: [mg104476] Re: Using Mathematica 5.2 and 7.01 with separate
• From: Nag <naga1010 at gmail.com>
• Date: Sun, 1 Nov 2009 04:02:36 -0500 (EST)
• References: <h9eqc0$d38$1@smc.vnet.net>

John:

Can you elaborate on this issue, assuming one installs from scratch
two versions, say 5.2 and 7?

Thanks

On Sep 24, 8:51 am, John Fultz <jfu... at wolfram.com> wrote:
> Evaluate:
>
> SetOptions[$FrontEnd, VersionedPreferences -> True]
>
> (or the VersionedPreferences option can also be set from the option inspector).  
> Without specifics, I can't comment on the exact problems you've been having.
> But the above setting forces the preferences file to split into a different file
> for every major version.
>
> Best to set this in v7, which should leave 5.2 with a clean set of preferences.
>
> Sincerely,
>
> John Fultz
> jfu... at wolfram.com
> User Interface Group
> Wolfram Research, Inc.
>
>
>
> On Wed, 23 Sep 2009 07:24:05 -0400 (EDT), A. B. wrote:
>
> > Despite what everybody says, including people from Wolfram, it is not
> > possible to have two versions of Mathematica installed at the same time
> > without taking special precautions beforehand. I tried (on Mac) but it is
> > too cumbersome and I have given up.
>
> >> Hello,
> >> I have both installed Mathematica v.5.2 and 7.01 and I would like to
> >> use each of them with separate setting. At this moment when I change
> >> any option in Options Inspector of Mathematica 7 it also affects
> >> Mathematica 5.2 and leads to error messages when I launch v.5.2. Why
> >> this happens? And how to force each version to use its own separate
> >> settings?