From: John Stone (johns_at_ks.uiuc.edu)
Date: Fri Aug 16 2002 - 15:13:30 CDT

Rui,
  Glad to hear that solved your problem.

  John Stone
  vmd_at_ks.uiuc.edu

On Fri, Aug 16, 2002 at 09:09:31PM -0000, J. Rui Rodrigues wrote:
> Hi John,
> You're right! VMD is now working... and with 3D acceleration! :-)
> Thank you very much,
> Rui Rodrigues
>
> John Stone <johns_at_ks.uiuc.edu> escreveu:
>
> >
> > Rui,
> > Yup, that would explain the problem.
> > Yeah, I'd point that /usr/X11R6/lib/libGL.so.1 to the same place
> > that /usr/lib/libGL.so.1 points to, and that should cure your problem.
> >
> > John
> >
> > On Fri, Aug 16, 2002 at 08:07:10PM -0000, J. Rui Rodrigues wrote:
> > > Hi John,
> > > They are pointing to diferent libraries:
> > >
> > > /usr/lib/libGL.so.1 -> libGL.so.1.0.2880
> > >
> > > /usr/X11R6/lib/libGL.so.1 -> libGLwrapper.so.0.1.6
> > >
> > > should I link /usr/X11R6/lib/libGL.so.1 to /usr/lib/libGL.so.1.0.2880 ?
> > >
> > > Thanks,
> > > Rui Rodrigues
> > >
> > >
> > > John Stone <johns_at_ks.uiuc.edu> escreveu:
> > >
> > > >
> > > > Hi Rui,
> > > > I think you've nailed the problem.
> > > > Looking at the output from ldd, every single one of the programs
> > > > that is working is finding its libGL.so.1 in /usr/lib/libGL.so.1
> > > > whereas VMD is using /usr/X11R6/lib/libGL.so.1
> > > >
> > > > Can you double-check and make sure that the /usr/X11R6/lib/libGL.so.1 is
> > > > pointing to the same library that /usr/lib/libGL.so.1 is??
> > > > If they aren't pointing to the same library, that would certainly have
> > > > the potential to cause the problems you've been having.
> > > >
> > > > John Stone
> > > > vmd_at_ks.uiuc.edu
> > > >
> > > > On Fri, Aug 16, 2002 at 05:28:17PM -0000, J. Rui Rodrigues wrote:
> > > > > Hi,
> > > > > Here goes the output from ldd...
> > > > >
> > > > > Thanks,
> > > > > Rui Rodrigues
> > > > >
> > > > >
> > > > > John Stone <johns_at_ks.uiuc.edu> escreveu:
> > > > >
> > > > > >
> > > > > > Hi Rui,
> > > > > > From these last two notes it sounds like you've made some progress,
> > > > > > but I have some ideas for you to try that might help clear up the
> > > > > > problem. Can you run the "ldd" command on /usr/local/lib/vmd_LINUX
> > > > > > and then again on the other OpenGL programs that are presently working
> > > > > > ok for you, and send me the output? That will probably help me out.
> > > > > >
> > > > > > Thanks,
> > > > > > John Stone
> > > > > > vmd_at_ks.uiuc.edu
> > > > > >
> > > > > > On Wed, Aug 14, 2002 at 01:59:31PM -0000, J. Rui Rodrigues wrote:
> > > > > > > Dear John,
> > > > > > > I noticed that I had only /dev/nvidia0 and /dev/nvidiactl devices, so
> > > I added
> > > > > > > mknod /dev/nvidia1 c 195 1 ; chmod 666 /dev/nvidia1
> > > > > > > mknod /dev/nvidia2 c 195 2 ; chmod 666 /dev/nvidia2
> > > > > > > mknod /dev/nvidia3 c 195 3 ; chmod 666 /dev/nvidia3
> > > > > > > as seen in the nvidia news forum, but I still get the same error
> > > message from
> > > > > > > vmd. Other opengl programs (games and demos) are still working.
> > > > > > > Thanks,
> > > > > > > Rui Rodrigues
> > > > > > >
> > > > > > > John Stone <johns_at_ks.uiuc.edu> escreveu:
> > > > > > >
> > > > > > > >
> > > > > > > > Dear Rui,
> > > > > > > > When you installed your NVidia drivers, did you test any other
> > > > > > > > OpenGL programs to make sure that everything is working correctly?
> > > > > > > > There are usually two changes you have to make to your XFree86
> config
> > > > > > > > files regarding some modules (glcore and something else as I
> recall).
> > > > > > > > These are documented in NVidia's README for their video drivers.
> > > > > > > > Please double-check that you've made the required config changes
> > > > > > > > according to NVidia's README and send me and email letting me
> know what
> > > > > > > > the status is there. If that fixes the problem, great, if not,
> then let
> > > > > > > > me know and we'll proceed from there.
> > > > > > > >
> > > > > > > > Thanks,
> > > > > > > > John Stone
> > > > > > > > vmd_at_ks.uiuc.edu
> > > > > > > >
> > > > > > > > On Mon, Aug 12, 2002 at 02:51:27PM -0000, J. Rui Rodrigues wrote:
> > > > > > > > > Hi,
> > > > > > > > > Thanks for your reply. Now, I get the error:
> > > > > > > > > Loading required GL library /usr/X11R6/lib/libGL.so.1.2
> > > > > > > > > Segmentation fault (core dumped)
> > > > > > > > > with both vmd 1.7.1 and 1.8a21.
> > > > > > > > > Thanks,
> > > > > > > > > Rui Rodrigues
> > > > > > > > >
> > > > > > > > > John Stone <johns_at_ks.uiuc.edu> escreveu:
> > > > > > > > >
> > > > > > > > > >
> > > > > > > > > > Hi,
> > > > > > > > > > Try making a symbolic link from your libGL.so.1.0 to
> libGL.so.1.2
> > > > > > > > > > with "ln -s libGL.so.1.0 libGL.so.1.2" and see if that cures
> your
> > > > > > > > > > problem. If not, let us know and we'll help you get this fixed.
> > > > > > > > > >
> > > > > > > > > > Thanks,
> > > > > > > > > > John Stone
> > > > > > > > > > vmd_at_ks.uiuc.edu
> > > > > > > > > >
> > > > > > > > > > On Fri, Aug 09, 2002 at 12:48:37AM +0100, J. Rui Rodrigues
> wrote:
> > > > > > > > > > > Hi,
> > > > > > > > > > > I'm having problems getting vmd to work (1.7.1 and 1.8a21
> opengl
> > > > > > > > > > > versions). I got the following error:
> > > > > > > > > > > Couldn't open required GL library /usr/X11R6/lib/libGL.so.1.2!
> > > > > > > > > > > Segmentation fault
> > > > > > > > > > >
> > > > > > > > > > > Starting vmd as "vmd -dispdev text" works fine. My system is:
> > > > > > > > > > > Athlon 1100Mhz with a GeForce2 MX card.
> > > > > > > > > > > Mandrake Linux release 8.2 (Bluebird) for i586
> > > > > > > > > > > Kernel 2.4.18-6mdkenterprise on an i686
> > > > > > > > > > >
> > > > > > > > > > > I installed the following nvidia drivers with rpm:
> > > > > > > > > > > NVIDIA_GLX-1.0-2880
> > > > > > > > > > > NVIDIA_kernel-1.0-2880.mdk82enterprise
> > > > > > > > > > >
> > > > > > > > > > > cd /usr/X11R6/lib
> > > > > > > > > > > ls -l *libG*
> > > > > > > > > > > -rw-r--r-- 1 root root 635014 Mar 9 05:04
> libGL.a
> > > > > > > > > > > lrwxrwxrwx 1 root root 21 Aug 8 07:36
> > > libGL.so.1 ->
> > > > > > > > > > > libGLwrapper.so.0.1.6*
> > > > > > > > > > > lrwxrwxrwx 1 root root 17 Aug 2 07:34
> > > libGLU.so.1 ->
> > > > > > > > > > > libGLU.so.1.3.401*
> > > > > > > > > > > -rwxr-xr-x 1 root root 763084 Feb 21 18:36
> > > > > > > > > > > libGLU.so.1.3.401*
> > > > > > > > > > > -rw-r--r-- 1 root root 26748 Mar 9 05:04
> libGLw.a
> > > > > > > > > > > -rwxr-xr-x 1 root root 135572 Feb 21 18:36
> > > > > > > > > > > libGLwrapper.so.0.1.6*
> > > > > > > > > > > -rwxr-xr-x 1 root root 231184 Feb 21 18:36
> > > > > > > > > > > xxx.libGL.so.1.0.RPMSAVE*
> > > > > > > > > > > -rwxr-xr-x 1 root root 485040 Mar 9 05:06
> > > > > > > > > > > xxx.libGL.so.1.2.RPMSAVE*
> > > > > > > > > > > -rwxr-xr-x 1 root root 2085616 Feb 21 18:36
> > > > > > > > > > > xxx.libGL.so.1.3.401.RPMSAVE*
> > > > > > > > > > >
> > > > > > > > > > > The xxx.*.RPMSAVE files where renamed by rpm when installing
> > > > > NVIDIA_GLX.
> > > > > > > > > > > Other openGL programs seems to run OK (gears, morph3d,...). Is
> > > this a
> > > > > > > > > > > problem with the configuration of my linux box or with vmd?
> > > > > > > > > > > Thanks in advance for your help.
> > > > > > > > > > >
> > > > > > > > > > > Rui Rodrigues
> > > > > > > > > > >
> > > > > > > > > > > --
> > > > > > > > > > > J. Rui Rodrigues
> > > > > > > > > > > Dep. de Quimica
> > > > > > > > > > > Fac. Ciências e Tecnologia da Univ. Coimbra
> > > > > > > > > > > Largo D. Dinis
> > > > > > > > > > > 3004-535 Coimbra
> > > > > > > > > > > Portugal
> > > > > > > > > >
> > > > > > > > > > --
> > > > > > > > > > NIH Resource for Macromolecular Modeling and Bioinformatics
> > > > > > > > > > Beckman Institute for Advanced Science and Technology
> > > > > > > > > > University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
> > > > > > > > > > Email: johns_at_ks.uiuc.edu Phone: 217-244-3349
>
> > > > >
> > > > > > > > > > WWW: http://www.ks.uiuc.edu/~johns/ Fax: 217-244-6078
> > > > > > > > > >
> > > > > > > > >
> > > > > > > > >
> > > > > > > > >
> > > > > > > > > --
> > > > > > > > > J. Rui Rodrigues
> > > > > > > > > Dep. de Quimica
> > > > > > > > >
> > > > > > > >
> > > > > > > > --
> > > > > > > > NIH Resource for Macromolecular Modeling and Bioinformatics
> > > > > > > > Beckman Institute for Advanced Science and Technology
> > > > > > > > University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
> > > > > > > > Email: johns_at_ks.uiuc.edu Phone: 217-244-3349
> > >
> > > > > > > > WWW: http://www.ks.uiuc.edu/~johns/ Fax: 217-244-6078
> > > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > --
> > > > > > > J. Rui Rodrigues
> > > > > > > Dep. de Quimica
> > > > > > >
> > > > > >
> > > > > > --
> > > > > > NIH Resource for Macromolecular Modeling and Bioinformatics
> > > > > > Beckman Institute for Advanced Science and Technology
> > > > > > University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
> > > > > > Email: johns_at_ks.uiuc.edu Phone: 217-244-3349
>
> > > > > > WWW: http://www.ks.uiuc.edu/~johns/ Fax: 217-244-6078
> > > > > >
> > > > >
> > > > >
> > > > >
> > > > > --
> > > > > J. Rui Rodrigues
> > > > > Dep. de Quimica
> > > > >
> > > > >
> > > >
> > > >
> > > > --
> > > > NIH Resource for Macromolecular Modeling and Bioinformatics
> > > > Beckman Institute for Advanced Science and Technology
> > > > University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
> > > > Email: johns_at_ks.uiuc.edu Phone: 217-244-3349
> > > > WWW: http://www.ks.uiuc.edu/~johns/ Fax: 217-244-6078
> > > >
> > >
> > >
> > >
> > > --
> > > J. Rui Rodrigues
> > > Dep. de Quimica
> > >
> >
> > --
> > NIH Resource for Macromolecular Modeling and Bioinformatics
> > Beckman Institute for Advanced Science and Technology
> > University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
> > Email: johns_at_ks.uiuc.edu Phone: 217-244-3349
> > WWW: http://www.ks.uiuc.edu/~johns/ Fax: 217-244-6078
> >
>
>
>
> --
> J. Rui Rodrigues
> Dep. de Quimica
>

-- 
NIH Resource for Macromolecular Modeling and Bioinformatics
Beckman Institute for Advanced Science and Technology
University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
Email: johns_at_ks.uiuc.edu                 Phone: 217-244-3349              
  WWW: http://www.ks.uiuc.edu/~johns/      Fax: 217-244-6078