I suppose that Kubuntu uses qt, and it looks like the DistUpgrade/window_main.ui file was not updated in this upload:
https://launchpad.net/ubuntu/+source/ubuntu-release-upgrader/1:19.04.1 So I don't think it's a translation issue. However, I wonder from where the first occurrence of "18.10" in Ferry's screenshot comes from... $ grep Upgrading window_main.ui <string><b><big>Upgrading Ubuntu to version 18.10</big></b></string> -- You received this bug notification because you are a member of Ubuntu Translations Coordinators, which is subscribed to Ubuntu Translations. Matching subscriptions: Ubuntu Translations bug mail https://bugs.launchpad.net/bugs/1825733 Title: ubuntu-release-upgrader-core shows upgrading from 18.10 to 18.10 in nl Status in Ubuntu Translations: New Status in ubuntu-release-upgrader package in Ubuntu: New Bug description: When performing an upgrade from Kubuntu 18.10 to 19.04 the screen shows upgrading to 18.10. See attachment. ProblemType: Bug DistroRelease: Ubuntu 18.10 Package: ubuntu-release-upgrader-core 1:18.10.11.5 ProcVersionSignature: Ubuntu 4.18.0-17.18-lowlatency 4.18.20 Uname: Linux 4.18.0-17-lowlatency x86_64 ApportVersion: 2.20.10-0ubuntu13.2 Architecture: amd64 CrashDB: ubuntu Date: Sun Apr 21 19:28:41 2019 InstallationDate: Installed on 2015-01-04 (1568 days ago) InstallationMedia: Kubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to cosmic on 2018-12-30 (111 days ago) VarLogDistupgradeAptclonesystemstate.tar.gz: Error: command ['pkexec', 'cat', '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'] failed with exit code 127: polkit-agent-helper-1: error response to PolicyKit daemon: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: No session for cookie Error executing command as another user: Not authorized This incident has been reported. VarLogDistupgradeXorgFixuplog: INFO:root:/usr/bin/do-release-upgrade running INFO:root:No xorg.conf, exiting To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-translations/+bug/1825733/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-translations-coordinators Post to : ubuntu-translations-coordinators@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-translations-coordinators More help : https://help.launchpad.net/ListHelp