When the system shutdown and startup, the login window can not start normally and often display as character mode, I have uncomment the last line in the /etc/dt/config/Xservers file as the following, but the problem still unfix:
* Local local@console /usr/bin/X11/X :0
another problem is when the system restart, the above file is modified as the origin:
# * Local local@console /usr/bin/X11/X :0
anyone can help me?