If you are using 
tcsh

setenv doublebufferflag 1

in bash

export doublebufferflag=1

-----------------------------------------------------------
Pedro Paulo de M. Oliveira Junior
Diretor de Operações
Netfilter & SpeedComm Telecom
--- Novo Netfilter 3.0 www.netfilter.com.br



On 1 de abril de 2009 14:55, <dahlia@nmr.mgh.harvard.edu> wrote:
Hi,

I've installed freesurfer on my Stanford linux machine, and while checking
it can see subject bert in tkmedit. However, tksurfer isn't drawing in its
window, and there's an error message

surfer: ### redraw failed: no gl window open

The installation is over Fedora Core 6 (build x86_64)

How do I correct this?

Thanks!
Dahlia.
_______________________________________________
Freesurfer mailing list
Freesurfer@nmr.mgh.harvard.edu
https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer