nvidia-kernel-source-460 460.39-0ubuntu0.20.04.1: nvidia kernel module failed to build

[Beppe]

Error

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: nvidia-kernel-source-460 460.39-0ubuntu0.20.04.1
ProcVersionSignature: Ubuntu 5.8.0-32.34~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-32-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.16
Architecture: amd64
CasperMD5CheckResult: skip
DKMSKernelVersion: 5.8.0-43-generic
Date: Wed Feb 10 18:08:39 2021
Dependencies:

InstallationDate: Installed on 2020-08-10 (184 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
PackageVersion: 460.39-0ubuntu0.20.04.1
Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.4
SourcePackage: nvidia-graphics-drivers-460
Title: nvidia-kernel-source-460 460.39-0ubuntu0.20.04.1: nvidia kernel module failed to build
UpgradeStatus: No upgrade log present (probably fresh install)