GPU driver installation error in Openvino

[nnain1]

I have C++ runtime library is installed.

Trying to install GPU driver for intel.

The following command is used.

sudo -E ./install_NEO_OCL_driver.sh

I have the following errors.

The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A4B469963BF863CC
Hit:7 http://security.ubuntu.com/ubuntu bionic-security InRelease              
Reading package lists... Done                                                  
W: GPG error: http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64  InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A4B469963BF863CC

The whole complete errors are

Intel® Graphics Compute Runtime for oneAPI Level Zero and OpenCL™ Driver installer
Checking current driver version...
dpkg-query: no packages found matching intel-opencl
dpkg-query: no packages found matching intel-opencl-icd
Starting installation...
This script will download and install Intel® Graphics Compute Runtime for oneAPI Level Zero and OpenCL™ Driver 21.38.21026, 
that was used to validate this OpenVINO™ package.
In case if you already have the driver - script will try to remove it.
Want to proceed? (y/n): y
Looking for previously installed user-mode driver...
dpkg-query: no packages found matching intel-opencl
dpkg-query: no packages found matching intel-opencl-icd
dpkg-query: no packages found matching intel-ocloc
dpkg-query: no packages found matching intel-gmmlib
dpkg-query: no packages found matching intel-igc-core
dpkg-query: no packages found matching intel-igc-opencl
Installing prerequisites...
apt-get -y update
Get:1 https://nvidia.github.io/libnvidia-container/stable/ubuntu18.04/amd64  InRelease [1,484 B]
Hit:2 https://download.docker.com/linux/ubuntu bionic InRelease                
Get:3 http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64  InRelease [1,575 B]
Hit:4 http://id.archive.ubuntu.com/ubuntu bionic InRelease                     
Hit:5 http://id.archive.ubuntu.com/ubuntu bionic-updates InRelease
Hit:6 http://id.archive.ubuntu.com/ubuntu bionic-backports InRelease
Err:3 http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64  InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A4B469963BF863CC
Hit:7 http://security.ubuntu.com/ubuntu bionic-security InRelease              
Reading package lists... Done                                                  
W: GPG error: http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64  InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A4B469963BF863CC
E: The repository 'http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64  InRelease' is no longer signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
ERROR: failed to run apt-get -y update
Problem (or disk space)?
                sudo -E ./install_NEO_OCL_driver.sh
2. Verify that you have enough disk space, and run the script again.

[Wan_Intel]

Hi Nnain,

Thanks for reaching out to us.

The error you encountered was due to the public key is not available for the NVIDIA driver.

GPG error:
http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64
  
InRelease: 
The following signatures couldn't be verified because the public key is not available: 
NO_PUBKEY A4B469963BF863CC

Please contact NVIDIA SUPPORT for all NVIDIA products related issues.

Regards,

Wan

[Wan_Intel]

Hi Nnain,

Thanks for your question.

This thread will no longer be monitored since we have provided suggestions. 

If you need any additional information from Intel, please submit a new question.

Best regards,

Wan