package nvidia-dkms-440-server (not installed) failed to install/upgrade: installed nvidia-dkms-440-server package post-installation script subprocess returned error exit status 10

[Rahul]

Updated to mainline kernel

I am aware that this will be marked as "not an issue".

But the machine gets heated up a lot.

And AMD Ryzen does not have seem to work, not even HDMI on 20.04 which is 5.4 Kernel

One has to update to the mainline, one has no choice.

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: nvidia-dkms-440-server (not installed)
Uname: Linux 5.8.0-050800-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.6
Architecture: amd64
CasperMD5CheckResult: skip
Date: Thu Aug 6 16:48:01 2020
ErrorMessage: installed nvidia-dkms-440-server package post-installation script subprocess returned error exit status 10
InstallationDate: Installed on 2020-08-05 (1 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
Python3Details: /usr/bin/python3.8, Python 3.8.2, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.2ubuntu0.1
SourcePackage: nvidia-graphics-drivers-440-server
Title: package nvidia-dkms-440-server (not installed) failed to install/upgrade: installed nvidia-dkms-440-server package post-installation script subprocess returned error exit status 10
UpgradeStatus: No upgrade log present (probably fresh install)