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Re: Odd glitch opening Mathematica notebook on a Mac

• To: mathgroup at smc.vnet.net
• Subject: [mg120852] Re: Odd glitch opening Mathematica notebook on a Mac
• From: Murray Eisenberg <murray at math.umass.edu>
• Date: Sat, 13 Aug 2011 06:47:25 -0400 (EDT)
• Delivered-to: l-mathgroup@mail-archive0.wolfram.com
• References: <201108120905.FAA17135@smc.vnet.net>
• Reply-to: murray at math.umass.edu

Just a wild guess: check the file permissions.

This should have nothing to do with a different version of Mathematica, 
let alone a new activation code.

On 8/12/11 5:05 AM, AES wrote:
> I recently dragged some older Mathematica notebooks created maybe
> three years ago out of their folders and onto my desktop to run them
> once again.
>
> Each time I try to open any of these notebooks on my current model
> MacBook Pro running fully updated Snow Leopard and Mathematica
> 8.0.1.0, I get a beep, and a "Why the Beep" window appears containing
> a Mathematica icon and the message:
>
>       The file you tried to open was not found
>        or could not be opened.                  [OK]
>
> . . . but fortunately, as soon as I click the OK button, the notebook
> opens fine, and apparently operates fine.
>
> These notebooks have .nb extensions on their file names and show
> Mathematica as their default app in Get Info.  I encounter the same
> problem if I duplicate any of these notebook files (Cmd-D), or do a
> Save As on them once they're open, and then dbl-click on the resulting
> new file.  Ditto if I shut down and then restart Mathematica and then
> Open the notebook from Mathematica's File menu.
>
> Creating a new notebook in Mathematica, then Copying and Pasting all
> the cells from old notebook into the new one, does seem to solve the
> problem.
>
> Any ideas as to why this happens?
>
> [I'd be unhappy to learn that this has something to do with my current
> version of Mathematica 8 having a different activation code than the
> earlier version 6 or 7 that I used to create these notebooks.]
>

-- 
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305

• References:
  • Odd glitch opening Mathematica notebook on a Mac
    • From: AES <siegman@stanford.edu>