[Bug 2152095] Re: upgrade from ubuntu server 24 LTS LXQt to ubuntu server 26 LTS failed

Mon May 11 06:49:25 UTC 2026

it is enough to upgrade thrue advanced boot options of ubuntu thrue root command line?
cause it's for me too difficult to uninstall the graphical environment cause i need this, so i have to reinstall it again.

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https://bugs.launchpad.net/bugs/2152095

Title:
  upgrade from ubuntu server 24 LTS LXQt to ubuntu server 26 LTS failed

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  root at rami:~# sudo do-release-upgrade -d
  Checking for a new Ubuntu release

  = Welcome to Ubuntu 26.04 LTS 'Resolute Raccoon' =

  The Ubuntu team is proud to announce Ubuntu 26.04 LTS 'Resolute
  Raccoon'.

  To see what's new in this release, visit:

    https://discourse.ubuntu.com/t/resolute-raccoon-release-notes

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  Continue [yN] y
  Get:1 Upgrade tool signature [833 B]                                 
  Get:2 Upgrade tool [950 kB]                                          
  Es wurden 951 kB in 0 s geholt (0 B/s).                              
  /usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeFetcherCore.py:237: Warning: W:Der Download wird als root und nicht Sandbox-geschützt durchgeführt, da auf die Datei »resolute.tar.gz.gpg« durch den Benutzer »_apt« nicht zugegriffen werden kann. - pkgAcquire::Run (13: Permission denied)
    result = fetcher.run()
  authenticate 'resolute.tar.gz' against 'resolute.tar.gz.gpg' 
  extracting 'resolute.tar.gz'
  [screen is terminating]
  root at rami:~# sudo apt remove pop-icon-theme
  Paketlisten werden gelesen… Fertig
  Abhängigkeitsbaum wird aufgebaut… Fertig
  Statusinformationen werden eingelesen… Fertig
  Die folgenden Pakete wurden automatisch installiert und werden nicht mehr benötigt:
    acpid adw-gtk3 appstream-data-pop appstream-data-pop-icons atril
    atril-common cosmic-app-library cosmic-bg cosmic-comp cosmic-edit
    cosmic-files cosmic-greeter cosmic-greeter-daemon cosmic-idle
    cosmic-launcher cosmic-notifications cosmic-panel cosmic-player
    cosmic-randr cosmic-screenshot cosmic-settings
    cosmic-settings-daemon cosmic-wallpapers cosmic-workspaces
    dvd+rw-tools fd-find fonts-mathjax fonts-open-sans gdal-data
    gdal-plugins gettext gir1.2-gtksource-4 gir1.2-peas-1.0
    gir1.2-pluma-1.0 greetd growisofs i965-va-driver:i386 imwheel
    intel-media-va-driver:i386 kylin-nm libaec0 libaom3:i386
    libapparmor1:i386 libarmadillo12 libarpack2t64
    libasound2-plugins:i386 libasound2t64:i386 libasyncns0:i386
    libatrildocument3t64 libatrilview3t64 libavcodec60:i386
    libavutil58:i386 libb2-1 libblosc1 libbrotli1:i386
    libcairo-gobject2:i386 libcairo2:i386 libcephfs2 libcfitsio10t64
    libcharls2 libcodec2-1.2:i386 libdatrie1:i386 libdav1d7:i386
    libdb5.3t64:i386 libdbus-1-3:i386 libddcutil4 libdeflate0:i386
    libdisplay-info1 libflac12t64:i386 libflatpak0 libfontconfig1:i386
    libfreeimageplus3 libfreetype6:i386 libfreexl1 libfribidi0:i386
    libfyba0t64 libgdal34t64 libgdcm3.0t64 libgdk-pixbuf-2.0-0:i386
    libgeos-c1t64 libgeos3.12.1t64 libgeotiff5 libglib2.0-0t64:i386
    libgnutls30t64:i386 libgomp1:i386 libgraphite2-3:i386 libgsm1:i386
    libgtksourceview-4-0 libgtksourceview-4-common libgxps2t64
    libharfbuzz0b:i386 libhdf4-0-alt libhdf5-103-1t64
    libhdf5-hl-100t64 libhogweed6t64:i386 libhwloc-plugins libhwloc15
    libigdgmm12:i386 libimath-3-1-29t64 libiniparser1
    libjack-jackd2-0:i386 libjbig0:i386 libjpeg-turbo8:i386
    libjpeg8:i386 libjs-mathjax libjxr-tools libjxr0t64 libkmlbase1t64
    libkmldom1t64 libkmlengine1t64 libkpathsea6 libkysdk-base
    libmalcontent-0-0 libmatekbd-common libmatekbd4
    libmatemixer-common libmatemixer0 libmp3lame0:i386
    libmpg123-0t64:i386 libmysqlclient21 libnetcdf19t64
    libnettle8t64:i386 libnm0:i386 libnuma1:i386 libodbcinst2
    libogdi4.1 libogg0:i386 libopencv-calib3d406t64
    libopencv-core406t64 libopencv-features2d406t64
    libopencv-flann406t64 libopencv-imgproc406t64
    libopencv-stitching406t64 libopenjp2-7:i386 libopus0:i386
    libostree-1-1 libp11-kit0:i386 libpango-1.0-0:i386
    libpangocairo-1.0-0:i386 libpangoft2-1.0-0:i386 libpeas-1.0-0
    libpeas-common libpixman-1-0:i386 libplayerctl2
    libpng16-16t64:i386 libpq5 libproj25 libpulse0:i386
    libqalculate-data libqalculate22t64 libqhull-r8.0
    libqt5-ukui-style1 libqt5sensors5 libqt6core6t64 libqt6dbus6t64
    libqt6gui6t64 libqt6network6t64 libqt6opengl6t64 libqt6qml6
    libqt6qmlmodels6 libqt6quick6 libqt6svg6 libqt6waylandclient6
    libqt6waylandcompositor6 libqt6waylandeglclienthwintegration6
    libqt6waylandeglcompositorhwintegration6 libqt6widgets6t64
    libqt6wlshellintegration6 librados2 librdmacm1t64 librsvg2-2:i386
    librsvg2-common:i386 librttopo1 libsamplerate0:i386 libseat1
    libsharpyuv0:i386 libshine3:i386 libsnappy1v5:i386
    libsndfile1:i386 libsocket++1 libsoxr0:i386 libspatialite8t64
    libspeex1:i386 libspeexdsp1:i386 libstb0t64 libsuperlu6
    libsvtav1enc1d1:i386 libswresample4:i386 libsynctex2 libsz2
    libtasn1-6:i386 libtbb12 libtbbbind-2-5 libtbbmalloc2
    libthai0:i386 libtheora0:i386 libtiff6:i386 libts0t64
    libtwolame0:i386 libukui-common0 libukwm-1-0t64 liburing2
    liburiparser1 libva-drm2:i386 libva-glx2:i386 libva-x11-2:i386
    libva2:i386 libvdpau1:i386 libvorbis0a:i386 libvorbisenc2:i386
    libvpx9:i386 libwebp7:i386 libwebpmux3:i386 libwmflite-0.2-7
    libx264-164:i386 libx265-199:i386 libxcb-render0:i386
    libxcb-xkb1:i386 libxerces-c3.2t64 libxfixes3:i386
    libxinerama1:i386 libxkbcommon-x11-0:i386 libxkbcommon0:i386
    libxrender1:i386 libxss1:i386 libxvidcore4:i386 libzvbi0t64:i386
    mesa-va-drivers:i386 mesa-vdpau-drivers:i386 mysql-common
    ocl-icd-libopencl1:i386 peony-common peony-set-wallpaper playerctl
    pluma pluma-common pop-fonts pop-launcher pop-sound-theme proj-bin
    proj-data qalc qt5-styles-ukui qt5-ukui-platformtheme qt5ct
    qt6-gtk-platformtheme qt6-qpa-plugins qt6-translations-l10n
    qt6-wayland qt6ct samba samba-ad-provision samba-vfs-modules
    tdb-tools ubuntukylin-wallpapers ubuntukylin-wallpapers-noble
    ukui-media-common ukui-menu ukui-notebook ukui-notification-daemon
    ukui-settings-daemon-common ukui-sidebar ukui-window-switch
    ukwm-common unixodbc-common va-driver-all:i386
    vdpau-driver-all:i386 xdg-desktop-portal-cosmic xwayland
  Verwenden Sie »sudo apt autoremove«, um sie zu entfernen.
  Die folgenden Pakete werden ENTFERNT:
    cosmic-applets cosmic-icons cosmic-session cosmic-store
    pop-icon-theme
  0 aktualisiert, 0 neu installiert, 5 zu entfernen und 0 nicht aktualisiert.
  Nach dieser Operation werden 185 MB Plattenplatz freigegeben.
  Möchten Sie fortfahren? [J/n] j
  (Lese Datenbank ... 444916 Dateien und Verzeichnisse sind derzeit installiert.)
  Entfernen von cosmic-session (1.0.8-1ubuntu1) ...
  Entfernen von cosmic-applets (1.0.8-1ubuntu1) ...
  Entfernen von cosmic-store (1.0.8-1ubuntu1) ...
  Entfernen von cosmic-icons (1.0.9-1ubuntu1) ...
  Entfernen von pop-icon-theme (3.5.1ubuntu1) ...
  Trigger für desktop-file-utils (0.27-2build1) werden verarbeitet ...
  Trigger für hicolor-icon-theme (0.17-2) werden verarbeitet ...
  Trigger für gnome-menus (3.36.0-1.1ubuntu3) werden verarbeitet ...
  Trigger für libglib2.0-0t64:amd64 (2.80.0-6ubuntu3.8) werden verarbeitet ...
  Trigger für libglib2.0-0t64:i386 (2.80.0-6ubuntu3.8) werden verarbeitet ...
  Trigger für bamfdaemon (0.5.6+22.04.20220217-0ubuntu5) werden verarbeitet ...
  Rebuilding /usr/share/applications/bamf-2.index...
  root at rami:~# sudo do-release-upgrade -d
  Checking for a new Ubuntu release

  = Welcome to Ubuntu 26.04 LTS 'Resolute Raccoon' =