More data... I disabled and reenabled the gdm service. Made no difference. But, a minute or two later, the console says:
application/graphical-login/gdm:default failed: transitioned to maintenance (see 'svcs -xv' for details) Some other interesting messages from /var/adm/messages: WARNING: Xinerama active, but <= 0 screens? I have two screens on an nVidia card. # ls -l /dev/fb lrwxrwxrwx 1 root 47 May 16 2008 /dev/fb -> /devices/pci at 0,0/pci10de,5d at e/display at 0:nvidia0
