Attempted to upgrade got an error about packages. going to disable, and retry.

[madwaxer]

I don't know the cause. going to retry to upgrade with extra packages disabled.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubuntu-release-upgrader-core 1:20.04.25
ProcVersionSignature: Ubuntu 5.4.0-48.52-generic 5.4.60
Uname: Linux 5.4.0-48-generic x86_64
NonfreeKernelModules: lkp_Ubuntu_5_4_0_48_52_generic_72 zfs zunicode zavl icp zcommon znvpair nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.8
Architecture: amd64
CasperMD5CheckResult: skip
CrashDB: ubuntu
Date: Sun Nov 15 17:10:09 2020
InstallationDate: Installed on 2020-04-10 (219 days ago)
InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017)
PackageArchitecture: all
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to focal on 2020-11-15 (0 days ago)
VarLogDistupgradeAptlog:
 Log time: 2020-11-15 17:08:01.789506
 Log time: 2020-11-15 17:09:04.710123
 Log time: 2020-11-15 17:09:59.222494
 Log time: 2020-11-15 17:10:10.344001
VarLogDistupgradeTermlog:

mtime.conffile..etc.update-manager.release-upgrades: 2020-05-09T14:56:05.289566

[Brian Murray (brian-murray)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1813354, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.