package openmpi-bin 4.0.3-6ubuntu2 failed to install/upgrade: installed openmpi-bin package post-installation script subprocess returned error exit status 2

[Thomas Flynn]

Upgrading from 20.04 to 20.10

ProblemType: Package
DistroRelease: Ubuntu 20.10
Package: openmpi-bin 4.0.3-6ubuntu2
ProcVersionSignature: Ubuntu 5.4.0-53.59-generic 5.4.65
Uname: Linux 5.4.0-53-generic x86_64
ApportVersion: 2.20.11-0ubuntu50.1
Architecture: amd64
CasperMD5CheckResult: skip
Date: Fri Nov 13 22:38:03 2020
DuplicateSignature:
 package:openmpi-bin:4.0.3-6ubuntu2
 Setting up openmpi-bin (4.0.3-6ubuntu2) ...
 update-alternatives: error: /var/lib/dpkg/alternatives/mpi corrupt: slave link same as main link /usr/bin/mpicc
 dpkg: error processing package openmpi-bin (--configure):
  installed openmpi-bin package post-installation script subprocess returned error exit status 2
ErrorMessage: installed openmpi-bin package post-installation script subprocess returned error exit status 2
Python3Details: /usr/bin/python3.8, Python 3.8.6, python3-minimal, 3.8.6-0ubuntu1
PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4
RelatedPackageVersions:
 dpkg 1.20.5ubuntu2
 apt 2.1.10
SourcePackage: openmpi
Title: package openmpi-bin 4.0.3-6ubuntu2 failed to install/upgrade: installed openmpi-bin package post-installation script subprocess returned error exit status 2
UpgradeStatus: Upgraded to groovy on 2020-11-14 (0 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.