[Gmsh] gmsh problem (bug?)

Christophe Geuzaine c.geuzaine at ulg.ac.be
Mon Jan 17 19:10:00 CET 2005


Linus Löfström wrote:
> Hi!
> 
> I tried to run the binary version for Linux and it started and displayed
> some windows but then immediately crashed. I run a 2.6.9 kernel and have
> glibc 2.3.4.20040808-r1.
> 
> The .gmsh-errors file says:
> Info    : -------------------------------------------------------
> Info    : Gmsh version   : 1.58.0
> Info    : Build OS       : Linux 2.4.18-3
> Info    : Build options  : GSL TRIANGLE NETGEN JPEG PNG ZLIB MATHEVAL
> Info    : Build date     : Sat Jan  1 13:48:26 PST 2005
> Info    : Build host     : localhost.localdomain
> Info    : Packager       : geuzaine
> Info    : Home directory : /home/linus/
> Info    : Launch date    : Mon Jan 17 17:33:44 2005
> Info    : Command line   : ./gmsh
> Info    : -------------------------------------------------------
> Fatal   : Segmentation violation (invalid memory reference)
>         : ------------------------------------------------------
>         : You have discovered a bug in Gmsh! You may report it
>         : by e-mail (together with any helpful data permitting to
>         : reproduce it) to <gmsh at geuz.org>
> Info    : Writing log file '/home/linus/.gmsh-errors'
> 
> Also, the program outputs
> Xlib:  extension "GLX" missing on display ":0.0".
> Insufficient GL support
> Aborted
> 
> Does this mean I have to have OpenGL support to run gmsh?

In interactive mode, yes. (You should still be able to use it in batch 
mode, e.g., "gmsh file.geo -3", without OpenGL.)

> Is this why it  crashed?

Yes, FLTK does not like it when it can not initialize the OpenGL window...


Christophe

> 
> Thanks for your time and let me know if I can provide better info in some
> way.
> 
> Linus Löfström, student at the Royal Institute of Science, Stockholm
> 
> 
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> 


-- 
Christophe Geuzaine
Applied and Computational Mathematics, Caltech
geuzaine at acm.caltech.edu - http://geuz.org