Re: How to stop the latest Mathematica hijacking the .nb extension in
- To: mathgroup at smc.vnet.net
- Subject: [mg95278] Re: [mg95266] How to stop the latest Mathematica hijacking the .nb extension in
- From: John Fultz <jfultz at wolfram.com>
- Date: Wed, 14 Jan 2009 05:52:20 -0500 (EST)
- Reply-to: jfultz at wolfram.com
On Tue, 13 Jan 2009 07:03:49 -0500 (EST), Antti Penttil=E4 at smc.vnet.net wrote:
> Has anyone had a similar problem: The latest (V7 in this case)
> Mathematica installation seems to hijack the file association to .nb
> files to itself. This is usually what the user wants, but in some cases
> (if the latest version has severe bugs etc.) it would be nice to open
> the notebooks with previous version (in V6 in this case) when
> double-clicking in Explorer.
> Usually one could just edit or remove the file association in
> Tools->Folder Options->File Types with Windows Explorer, but Mathematica
> seems to use some trick that always opens with the latest, even if you
> try to change the association.
> Has anybody found a workaround to this? The problem seems to exists at
> least with XP and Vista.
When you set the file association to a particular Mathematica binary, add the
command-line option -directlaunch as the first argument to the binary. This
will disable the mechanism which launches the best available version of
jfultz at wolfram.com
User Interface Group
Wolfram Research, Inc.
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