From: John Stone (johns_at_ks.uiuc.edu)
Date: Thu Aug 25 2011 - 21:27:07 CDT

Hi,
  You have to have a 24-bit color display mode for VMD to be able
to work correctly. Try changing your VNC settings to allow 24-bit or
32-bit color, and that may cure your problem.

Cheers,
  John Stone
  vmd_at_ks.uiuc.edu

On Fri, Aug 26, 2011 at 10:15:15AM +0800, peng liu wrote:
> Dear everyone:
>
> I install vmd on one linux machine (ubuntu 10.04). The vmd works very
> well.
> In my machine (windows xp) , the vncviewer has been used to connect to
> the linux machine with a graphic display. In one terminal, i type the
> command "VMD." However, i get the error message as follow. What is wrong?
> ============================
> Info) VMD for LINUXAMD64, version 1.9 (March 14, 2011)
> Info) http://www.ks.uiuc.edu/Research/vmd/
> Info) Email questions and bug reports to vmd_at_ks.uiuc.edu
> Info) Please include this reference in published work using VMD:
> Info) Humphrey, W., Dalke, A. and Schulten, K., `VMD - Visual
> Info) Molecular Dynamics', J. Molec. Graphics 1996, 14.1, 33-38.
> Info) -------------------------------------------------------------
> Info) Multithreading available, 8 CPUs detected.
> Info) Free system memory: 7510MB (93%)
> Info) No CUDA accelerator devices available.
> ERROR) A TrueColor visual is required, but not available.
> ERROR) The X server is not capable of displaying double-buffered,
> ERROR) RGB images with a Z buffer. Exiting ...
> Info) VMD for LINUXAMD64, version 1.9 (March 14, 2011)
> Info) Unable to create OpenGL window.
> ============================
> Best wishes.
> liupeng

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