problems with upgrading Ubuntu Desktop

[Anna]

Ubuntu version: 22.10, trying to upgrade to 23.04 via Software Updater.
The error message says:
Could not calculate the upgrade
An unresolvable problem occurred while calculating the upgrade.
 This can be caused by:
 * Unofficial software packages not provided by Ubuntu

ProblemType: Bug
DistroRelease: Ubuntu 22.10
Package: ubuntu-release-upgrader-core 1:22.10.8
ProcVersionSignature: Ubuntu 5.19.0-46.47-generic 5.19.17
Uname: Linux 5.19.0-46-generic x86_64
ApportVersion: 2.23.1-0ubuntu3.2
Architecture: amd64
CasperMD5CheckResult: unknown
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Tue Oct 17 12:29:50 2023
InstallationDate: Installed on 2020-05-20 (1244 days ago)
InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017)
PackageArchitecture: all
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=pl_PL.UTF-8
 SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to kinetic on 2023-10-17 (0 days ago)
VarLogDistupgradeTermlog:

mtime.conffile..etc.apport.crashdb.conf: 2020-12-18T15:17:14.398046