I think I bumped into the same bug when conncecting freenx server on Jaunty from nx client elsewhere.
$ glxinfo -display :1001 name of display: :1001.0 Xlib: extension "Generic Event Extension" missing on display ":1001.0". Error: couldn't find RGB GLX visual or fbconfig
$ xdpyinfo -display :1001 | grep GLX GLX SGI-GLX
I think I bumped into the same bug when conncecting freenx server on Jaunty from nx client elsewhere.
$ glxinfo -display :1001
name of display: :1001.0
Xlib: extension "Generic Event Extension" missing on display ":1001.0".
Error: couldn't find RGB GLX visual or fbconfig
$ xdpyinfo -display :1001 | grep GLX
GLX
SGI-GLX