I compared the sshd_config files from two servers, one from which I can start an application requiring a GUI and the one from my problematic server. Both are identical.
I am even more puzzled now as I would expect at least one diffirence. Thanks, On Tue, Mar 15, 2011 at 8:47 PM, Bernard Fay <bernard....@gmail.com> wrote: > Hello everyone, > > From my workstation (Ubuntu 10.04.2), I try to start an application running > on my server but this application requires X Window System. My server does > not have a GUI. So I did "ssh -X ip_address_of_server". The server is > Debian 6.0 (Squeeze). When I start the application and then I have "Failed > to open the X11 display!" . > > I use to do it on other system without problem. What is missing here? > > Any cue will be appreciated. > > Thanks, > Bernard >