nvidia-installer log file '/var/log/nvidia-installer.log'
creation time: Fri Jan  9 20:17:01 2015
installer version: 346.22

PATH: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

nvidia-installer command line:
    ./nvidia-installer

Using: nvidia-installer ncurses user interface
-> Detected 4 CPUs online; setting concurrency level to 4.
-> License accepted.
-> Installing NVIDIA driver version 346.22.
-> There appears to already be a driver installed on your system (version: 346.22).  As part of installing this driver (version: 346.22), the existing driver will be uninstalled.  Are you sure you want to continue? (Answer: Continue installation)
-> Running distribution scripts
   executing: '/usr/lib/nvidia/pre-install'...
-> done.
-> The distribution-provided pre-install script failed!  Are you sure you want to continue? (Answer: Continue installation)
-> Would you like to register the kernel module sources with DKMS? This will allow DKMS to automatically build a new module, if you install a different kernel later. (Answer: Yes)
-> Installing both new and classic TLS OpenGL libraries.
-> Installing both new and classic TLS 32bit OpenGL libraries.
-> Install NVIDIA's 32-bit compatibility libraries? (Answer: Yes)
-> Uninstalling the previous installation with /usr/bin/nvidia-uninstall.
-> Skipping installation of the libvdpau wrapper library.
-> Searching for conflicting files:
-> done.
-> Installing 'NVIDIA Accelerated Graphics Driver for Linux-x86_64' (346.22):
   executing: '/sbin/ldconfig'...
-> done.
-> Driver file installation is complete.
-> Installing DKMS kernel module:
-> done.
ERROR: Unable to load the kernel module.
ERROR: Installation has failed.  Please see the file '/var/log/nvidia-installer.log' for details.  You may find suggestions on fixing installation problems in the README available on the Linux driver download page at www.nvidia.com.