at upgrades could not install message

[dust]

at upgrades / updates the message after install is that the packages couldnt be installed

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: zsys 0.4.6
ProcVersionSignature: Ubuntu 5.4.0-39.43-generic 5.4.41
Uname: Linux 5.4.0-39-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu27.3
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Wed Jul 15 06:15:53 2020
InstallationDate: Installed on 2020-06-30 (14 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
ProcKernelCmdLine: BOOT_IMAGE=/BOOT/ubuntu_xhiqdx@/vmlinuz-5.4.0-39-generic root=ZFS=rpool/ROOT/ubuntu_xhiqdx ro quiet splash
RelatedPackageVersions:
 zfs-initramfs 0.8.3-1ubuntu12.1
 zfsutils-linux 0.8.3-1ubuntu12.1
SourcePackage: zsys
UpgradeStatus: No upgrade log present (probably fresh install)
ZFSImportedPools:
 NAME SIZE ALLOC FREE CKPOINT EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT
 rpool 460G 18,6G 441G - - 5% 4% 1.00x ONLINE -
ZFSListcache-bpool:
 bpool /boot off on on off on off on off - none
 bpool/BOOT none off on on off on off on off - none
 bpool/BOOT/ubuntu_xhiqdx /boot on on on off on off on off - none

[Didier Roche-Tolomelli (didrocks)]

Thanks for reporting this bug and help making ubuntu better!

Do you mind editing /var/lib/dpkg/info/zsys.postinst and adding a line like on line 2 with:
set -x

Then run:
dpkg-reconfigure -a

and report the output here?
Ma

[Didier Roche-Tolomelli (didrocks)]

Actually, this is a duplicate of https://bugs.launchpad.net/bugs/1886214.