package docker.io 19.03.8-0ubuntu1.20.04.2 failed to install/upgrade: installed docker.io package post-installation script subprocess returned error exit status 134

[Salmanian]

After rebooting ubuntu the messeage appears repeately that there was an error in post installation of docker.io

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: docker.io 19.03.8-0ubuntu1.20.04.2
ProcVersionSignature: Ubuntu 5.8.0-50.56~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-50-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.16
Architecture: amd64
CasperMD5CheckResult: skip
Date: Sun Apr 18 14:19:42 2021
ErrorMessage: installed docker.io package post-installation script subprocess returned error exit status 134
InstallationDate: Installed on 2021-04-18 (0 days ago)
InstallationMedia: Ubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64 (20210209.1)
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: docker.io
Title: package docker.io 19.03.8-0ubuntu1.20.04.2 failed to install/upgrade: installed docker.io package post-installation script subprocess returned error exit status 134
UpgradeStatus: No upgrade log present (probably fresh install)