package libnih1 1.0.3-6ubuntu2 failed to install/upgrade: package libnih1:amd64 (1.0.3-12build1) with field 'Multi-Arch: no' is not co-installable with libnih1 which has multiple installed instances

[Thomas Dunn]

was installing upgrade to ubuntu 20.04 and system reported crash. no visible signs other the message appeared. Upgrade continued for a while and then terminated. I had libreoffice writer open at the time of the error.

ProblemType: Package
DistroRelease: Ubuntu 22.04
Package: libnih1 1.0.3-6ubuntu2
ProcVersionSignature: Ubuntu 5.4.0-166.183-generic 5.4.252
Uname: Linux 5.4.0-166-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.5
Architecture: amd64
CasperMD5CheckResult: unknown
Date: Thu Nov 16 20:23:24 2023
DuplicateSignature:
 package:libnih1:1.0.3-6ubuntu2
 Unpacking libnetpbm10 (2:10.0-15.4) over (2:10.0-15.3build1) ...
 dpkg: error processing archive /tmp/apt-dpkg-install-eWw3bF/0718-libnih-dbus1_1.0.3-12build1_amd64.deb (--unpack):
  package libnih-dbus1:amd64 (1.0.3-12build1) with field 'Multi-Arch: no' is not co-installable with libnih-dbus1 which has multiple installed instances
ErrorMessage: package libnih1:amd64 (1.0.3-12build1) with field 'Multi-Arch: no' is not co-installable with libnih1 which has multiple installed instances
InstallationDate: Installed on 2014-04-03 (3514 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
Python3Details: /usr/bin/python3.10, Python 3.10.12, python3-minimal, 3.10.6-1~22.04
PythonDetails: N/A
RebootRequiredPkgs: Error: path contained symlinks.
RelatedPackageVersions:
 dpkg 1.21.1ubuntu2.2
 apt 2.4.11
SourcePackage: libnih
Title: package libnih1 1.0.3-6ubuntu2 failed to install/upgrade: package libnih1:amd64 (1.0.3-12build1) with field 'Multi-Arch: no' is not co-installable with libnih1 which has multiple installed instances
UpgradeStatus: Upgraded to jammy on 2023-11-17 (0 days ago)