new nvidia driver can't install

[Roger LEBON]

Messages during dist-upgrade 18.04 LTS to 20.04.2 LTS

installed nvidia-340 package post-installation script subprocess returned error exit status 10
nvidia-331 dependency problems - leaving unconfigured
nvidia-340-uvm  dependency problems - leaving unconfigured
nvidia-libopencl1-340 dependency problems - leaving unconfigured
nvidia-opencl-icd-340  dependency problems - leaving unconfigured

La mise à niveau a échoué. Votre système pourrait être inutilisable. Une tentative de récupération va maintenant avoir lieu (dpkg --configure -a).

1)
Description: Ubuntu 20.04.2 LTS
Release: 20.04

2)
nvidia-340:
  Installé : 340.108-0ubuntu5.20.04.2
  Candidat : 340.108-0ubuntu5.20.04.2
 Table de version :
 *** 340.108-0ubuntu5.20.04.2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal-updates/restricted amd64 Packages
        500 http://security.ubuntu.com/ubuntu focal-security/restricted amd64 Packages
        100 /var/lib/dpkg/status
     340.108-0ubuntu2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal/restricted amd64 Packages

nvidia-331:
  Installé : 340.108-0ubuntu5.20.04.2
  Candidat : 340.108-0ubuntu5.20.04.2
 Table de version :
 *** 340.108-0ubuntu5.20.04.2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal-updates/restricted amd64 Packages
        500 http://security.ubuntu.com/ubuntu focal-security/restricted amd64 Packages
        100 /var/lib/dpkg/status
     340.108-0ubuntu2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal/restricted amd64 Packages

nvidia-340-uvm:
  Installé : 340.108-0ubuntu5.20.04.2
  Candidat : 340.108-0ubuntu5.20.04.2
 Table de version :
 *** 340.108-0ubuntu5.20.04.2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal-updates/restricted amd64 Packages
        500 http://security.ubuntu.com/ubuntu focal-security/restricted amd64 Packages
        100 /var/lib/dpkg/status
     340.108-0ubuntu2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal/restricted amd64 Packages

nvidia-libopencl1-340:
  Installé : 340.108-0ubuntu5.20.04.2
  Candidat : 340.108-0ubuntu5.20.04.2
 Table de version :
 *** 340.108-0ubuntu5.20.04.2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal-updates/multiverse amd64 Packages
        500 http://security.ubuntu.com/ubuntu focal-security/multiverse amd64 Packages
        100 /var/lib/dpkg/status
     340.108-0ubuntu2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal/multiverse amd64 Packages

nvidia-opencl-icd-340:
  Installé : 340.108-0ubuntu5.20.04.2
  Candidat : 340.108-0ubuntu5.20.04.2
 Table de version :
 *** 340.108-0ubuntu5.20.04.2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal-updates/restricted amd64 Packages
        500 http://security.ubuntu.com/ubuntu focal-security/restricted amd64 Packages
        100 /var/lib/dpkg/status
     340.108-0ubuntu2 500
        500 http://fr.archive.ubuntu.com/ubuntu focal/restricted amd64 Packages

3) What I expected was No error messages

4) but there was error messages

NB: Finally the version seems to works

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubuntu-release-upgrader-core 1:20.04.33
ProcVersionSignature: Ubuntu 4.15.0-143.147-generic 4.15.18
Uname: Linux 4.15.0-143-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia
ApportVersion: 2.20.11-0ubuntu27.18
Architecture: amd64
CasperMD5CheckResult: skip
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Wed Jun 2 17:52:17 2021
InstallationDate: Installed on 2014-01-03 (2707 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to focal on 2021-06-02 (0 days ago)
VarLogDistupgradeTermlog: