Вот такой лог:
# cat /tmp/xerrs.log
Initializing built-in extension RECORD
Initializing built-in extension DPMS
Initializing built-in extension X-Resource
Initializing built-in extension XVideo
Initializing built-in extension XVideo-MotionCompensation
Initializing built-in extension XFree86-VidModeExtension
Initializing built-in extension XFree86-DGA
Initializing built-in extension XFree86-DRI
Initializing built-in extension DR12
Loading extension GLХ
(ЕЕ)
Fatal server error:
(ЕЕ) no screens found(EE)
(ЕЕ)
Please consult the The X.Org Foundation support
at
http://wiki.x.org for help.
(ЕЕ) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
(ЕЕ)
(ЕЕ) Server terminated with error (1). Closing log file.
/usr/X11R7/bin/xinit: giving up
/usr/X11R7/bin/xinit: unable to connect to X server: Connection refused
/usr/X11R7/bin/xinit: server error