mailing-list for TeXmacs Users

[Chris Austin <address@hidden>]

The problem now thankfully seems to have cured itself.  Sorry about the false 
alarm.

On Monday 27 October 2014 20:58:33 Chris Austin wrote:
> Hi, a very useful feature of a Maxima session in TeXmacs is the ability to 
> display a 3d or 2d plot with, e.g., the plot3d command.  During a session 
> today, something went wrong, and a 3d plot, which one can normally rotate 
> in 3 dimensions by dragging, froze, and I closed the plot window, which is 
> always a GNUplot window.  And now, for no apparent reason, the same 
> commands as before no longer produce the GNUplot window: the plot command 
> completes in the normal way, the only difference is that the GNUplot window 
> never appears.  Ending the Maxima session and starting a new one, starting 
> a new TeXmacs file, closing the TeXmacs window and opening a new one, and 
> rebooting the computer all bring no improvement.  I presume that somehow 
> that seemingly minor mishap during that session today must have damaged a 
> configuration file.  The only likely files I can find, that have been 
> modified today, presumably automatically by TeXmacs, are:
> 
> .TeXmacs/system/interactive.scm
> 
> This is fairly large for a "system" file, 31552 bytes, apparently 
> automatically updated while I was working in TeXmacs, and containing a 
> great morass of "history", but not in any sort of chronological order, and 
> I can see the filename of a new TeXmacs file I created this evening, fairly 
> near the start.
> 
> .TeXmacs/system/cache/validate_cache.scm
> 
> This is also fairly large for a "system" file, 38395 bytes, and has also 
> apparently been automatically updated while I was working on TeXmacs this 
> evening, and there is a line:
> 
> "/home/chris/TeXmacsBuild15/share/TeXmacs/plugins/gnuplot/langs/natural" "0"
> 
> near the start.  (The strange start to the path, i.e. 
> /home/chris/TeXmacsBuild15 instead of /usr, is because I have this build of 
> TeXmacs 1.0.7.15 installed in my home directory and run from there, so as 
> not to interfere with an older version that is installed in the usual 
> place.  In fact I never use the older version, so that is not the problem.  
> I have been running this build of 1.0.7.15, installed in my home directory, 
> for several years now, so that is not the problem either.)
> 
> Could the above line, perhaps the "0" at the end, be the problem?  I don't 
> really want to interfere with these automatically generated files, whose 
> format and purpose I don't understand.  Would it do any serious damage if I 
> deleted one or both of these files, or replaced them by empty files?  Or 
> could the problem be in some other automatically modified file, that I 
> haven't found?  Thanks for any help, Chris Austin.
>