Je suis sous Xorg.
Dans le Xorg.0.log, il n'y a que ces lignes:
[ 934.990] _XSERVTransSocketUNIXCreateListener: ...SocketCreateListener() failed
[ 934.991] _XSERVTransMakeAllCOTSServerListeners: server already running
[ 934.992] (EE)
Fatal server error:
[ 934.994] (EE) Cannot establish any listening sockets - Make sure an X server isn't already running(EE)
[ 934.995] (EE)
Please consult the Fedora Project support
at http://wiki.x.org
for help.
[ 935.000] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[ 935.001] (EE)
[ 935.002] (EE) Server terminated with error (1). Closing log file.
En passant par un tty et en démarrant startx ( :-? ), j'ai effectivement un affichage très dégradé.