Hello,
Thank you very much for pointing out the section of the previous post
that resolves this issue.  I renamed the .maxima directory to
something else (.old_maxima) and now SAGE works perfectly.

Best Regards,
David

On Feb 23, 10:56 am, mabshoff <[email protected]
dortmund.de> wrote:
> On Feb 23, 10:42 am, mark mcclure <[email protected]> wrote:
>
> > On Feb 23, 1:17 pm, dr <[email protected]> wrote:
>
> Hi,
>
> > > I am considering using SAGE for instruction in the classroom for come
> > > courses.  However, I use an OS 10.5 Intel Mac for preparing materials
> > > and want to have a local installation of SAGE to work on worksheets
> > > for class and to have as backup in case the server is ever down or I
> > > have limited network access in class.
>
> > > However, I downloaded and installed SAGE 3.2.3 as instructed and
> > > followed the previous posts on this forum regarding a common runtime
> > > error: "Unable to start maxima".  Has anyone resolved this issue?  
>
> > This looks like the issue I was having and Michael Abshoff fixed it
> > in the latest release, which is 3.3.
>
> Nope, so far I only opened a ticket :)
>
> >  I don't think that will be
> > released
> > in binary but the source code is available, if you can build it.
> > Supposedly, 3.4 will be out soon.
>
> Yes, but I doubt either one will help here. The issue has not been
> fixed yet, but you can read the whole story at
>
>    http://groups.google.com/group/sage-devel/browse_thread/thread/e7f7dd...
>
> This is probably the same issue Mark reported at the end of that
> thread. To quote his solution [you can ignore the bit about the app
> bundle since it does not apply to 3.2.3]:
>
> [quote]
> I finally got Sage.app working.  Still there seems
> something a bit odd about the fix.  I had, in my home
> directory, a .maxima directory with a file named
> maxima-init.mac that sets certain maxima preferences.
> Once I deleted this file, everything worked fine.  As I
> understand it though, the sage directory is supposed to be
> independent of the rest of the system.  Evidently, the
> latest version of sage is reading information from my
> home directory.  My old sage (v3.0.1) runs fine without
> removing the file, however.
> The two lines in the maxima-init file were exactly the
> following:
>
> set_plot_option([gnuplot_term, aqua]);
> set_plot_option([gnuplot_pipes_term, aqua]);
>
> Of course, now I can no longer plot from my standalone
> copy of maxima. :)
> [end quote]
>
> So if you have such a custom Maxima file you might consider moving it
> out of the way and try again.
>
> If this does not work for you please post the output from
>
>  ./sage -maxima
>
> to debug this further.
>
> It would also be a good idea to check that the binary you downloaded
> is indeed the OSX 10.5 one and not the 10.4, even though the 10.4
> binary tends to also work on 10.5.
>
> > Mark McClure
>
> Cheers,
>
> Michael
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