/dev/nviddiactl from current ports

Hi, I installed the latest nvidia driver from ports, and found the following error:

Before reporting problems, check http://wiki.x.org

to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Thu Feb 26 04:04:07 2009
(==) Using config file: "/etc/X11/xorg.conf"
NVIDIA: could not open the device file /dev/nvidiactl (No such file or directory).
(EE) NVIDIA(0): Failed to initialize the NVIDIA kernel module! Please ensure
(EE) NVIDIA(0): that there is a supported NVIDIA GPU in this system, and
(EE) NVIDIA(0): that the NVIDIA device files have been created properly.
(EE) NVIDIA(0): Please consult the NVIDIA README for details.
(EE) NVIDIA(0): *** Aborting ***
(EE) Screen(s) found, but none have a usable configuration.

Fatal server error:
no screens found
^Cgiving up.
xinit: No such file or directory (errno 2): unable to connect to X server
xinit: No such process (errno 3): unexpected signal 2.
xauth: (argv):1: bad display name "tp:0" in "remove" command


The X11/xorg.conf file was usable until earlier.

-Rohit


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