can not load KDE in FreeBSD 6.2

[williamkow]

After configuring to run X.org, and I manage to have KDE by running 
command "kdm".
Then I do some changes related to display, example :
a)  1024x768 to 800x600
b)  fonts size for menu, wallpaper ...etc
but then after the computer have shutdown and restart and when I run the 
"kdm" command, and I unable to load KDE screen anymore, and it show the 
below error message, please advise what should I do to enabling the KDE.

# kdm
Updating KDM configuration
Information: reading current kdmrc /usr/local/share/config/kdm/kdmrc 
(from kde >= 2.2.x)
Information: current kdmrc is from kde >=3.1 (config version 2.3)
# Oct 11 20:15:37 kdm-bin:  :[692]:  IO Error in XOpenDisplay
Oct 11 20:15:37  kdm-bin[689]: Display  :0 cannot be openned
Oct 11 20:15:37  kdm-bin[689]: Unable to fire up local display :0; 
disabling.

Please advise. Thank you.
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