Ubuntu – Ubuntu 14.04 : Installing cuda 7

aptcudanvidianvidia-optimus

I am following the procedure given here :
http://www.r-tutor.com/gpu-computing/cuda-installation/cuda6.5-ubuntu

However, after I do sudo apt-get install cuda I get the following message:

You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies:
cuda-drivers : Depends: nvidia-opencl-icd-346 (>= 346.46) but it is not going to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).

After I enter sudo apt-get -f install I get the following message:

Preparing to unpack .../nvidia-opencl-icd-346_346.46-0ubuntu1_amd64.deb ...
Unpacking nvidia-opencl-icd-346 (346.46-0ubuntu1) ...
dpkg: error processing archive /var/cache/apt/archives/nvidia-opencl-icd-346_346.46-0ubuntu1_amd64.deb (--unpack):
 trying to overwrite '/etc/OpenCL/vendors/nvidia.icd', which is also in package nvidia-opencl-icd-331 331.113-0ubuntu0.0.4
Errors were encountered while processing:
 /var/cache/apt/archives/nvidia-opencl-icd-346_346.46-0ubuntu1_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

http://docs.nvidia.com/cuda/cuda-toolkit-release-notes/index.html#axzz3VF4pSfRr
ask to remove the package.

How to do this ?

p.s. sudo apt-get install cuda-runtime-7-0 gives the same error.

Best Answer

I managed to get it working after running the following commands:

sudo apt-get clean  
sudo apt-get autoclean  
sudo apt-get autoremove  
sudo apt-get install -f  
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