Ciao, ho installato Unreal Tournament 2004 demo, ma mi da questo errore:


$ ut2004demo
Xlib: extension "GLX" missing on display ":0.0".
Xlib: extension "GLX" missing on display ":0.0".
Couldn't set video mode: Couldn't find matching GLX visual


History:

Exiting due to error

Ati Radeon 9000.
Che problema è?