W: GPG error: https://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 'https://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64 InRelease' is not signed.
Looks like NVIDIA has updated its signing keys as of April 27, 2022. You can follow these instructions to update your system with the new ones.
The problem occurs when I use
docker build .:Looks like NVIDIA has updated its signing keys as of April 27, 2022. You can follow these instructions to update your system with the new ones.