Comme indiqué, j'ai ajouté
--best --allowerasing à la commande et tout semble rentré dans l'ordre.
Mis à niveau:
calibre-4.23.0-3.fc33.x86_64 kde-cli-tools-5.20.4-1.fc33.x86_64 kdesu-1:5.20.4-1.fc33.x86_64 kf5-akonadi-server-20.08.3-2.fc33.x86_64
kf5-akonadi-server-mysql-20.08.3-2.fc33.x86_64 kf5-frameworkintegration-5.75.0-1.fc33.1.x86_64 kf5-frameworkintegration-libs-5.75.0-1.fc33.1.x86_64 kf5-kdeclarative-5.75.0-1.fc33.1.x86_64
kf5-kwayland-5.75.0-1.fc33.1.x86_64 kf5-kxmlgui-5.75.0-1.fc33.1.x86_64 kmymoney-5.1.0-4.fc33.x86_64 kmymoney-libs-5.1.0-4.fc33.x86_64
kwin-5.20.4-1.fc33.x86_64 kwin-common-5.20.4-1.fc33.x86_64 kwin-libs-5.20.4-1.fc33.x86_64 kwin-wayland-5.20.4-1.fc33.x86_64
kwin-x11-5.20.4-1.fc33.x86_64 libkworkspace5-5.20.4-1.fc33.x86_64 mscore-3.5.2-4.fc33.x86_64 mscore-bc-fonts-3.5.2-4.fc33.noarch
mscore-fonts-3.5.2-4.fc33.noarch mscore-fonts-all-3.5.2-4.fc33.noarch mscore-gootville-fonts-3.5.2-4.fc33.noarch mscore-mscoretab-fonts-3.5.2-4.fc33.noarch
mscore-mscoretext-fonts-3.5.2-4.fc33.noarch mscore-musejazz-fonts-3.5.2-4.fc33.noarch plasma-integration-5.20.4-1.fc33.x86_64 plasma-lookandfeel-fedora-5.20.4-1.fc33.noarch
plasma-workspace-5.20.4-1.fc33.x86_64 plasma-workspace-common-5.20.4-1.fc33.x86_64 plasma-workspace-geolocation-5.20.4-1.fc33.x86_64 plasma-workspace-geolocation-libs-5.20.4-1.fc33.x86_64
plasma-workspace-libs-5.20.4-1.fc33.x86_64 plasma-workspace-wayland-5.20.4-1.fc33.x86_64 plasma-workspace-xorg-5.20.4-1.fc33.x86_64 powerdevil-5.20.4-1.fc33.x86_64
python-qt5-rpm-macros-5.15.0-4.fc33.noarch python3-pyside2-1:5.15.1-1.fc33.1.x86_64 python3-qt5-5.15.0-4.fc33.x86_64 python3-qt5-base-5.15.0-4.fc33.x86_64
qt5-assistant-5.15.2-2.fc33.x86_64 qt5-qdbusviewer-5.15.2-2.fc33.x86_64 qt5-qt3d-5.15.2-2.fc33.x86_64 qt5-qtbase-5.15.2-2.fc33.x86_64
qt5-qtbase-common-5.15.2-2.fc33.noarch qt5-qtbase-gui-5.15.2-2.fc33.x86_64 qt5-qtbase-mysql-5.15.2-2.fc33.x86_64 qt5-qtcharts-5.15.2-2.fc33.x86_64
qt5-qtconnectivity-5.15.2-2.fc33.x86_64 qt5-qtdeclarative-5.15.2-2.fc33.x86_64 qt5-qtgraphicaleffects-5.15.2-2.fc33.x86_64 qt5-qtimageformats-5.15.2-2.fc33.x86_64
qt5-qtlocation-5.15.2-2.fc33.x86_64 qt5-qtmultimedia-5.15.2-2.fc33.x86_64 qt5-qtnetworkauth-5.15.2-2.fc33.x86_64 qt5-qtquickcontrols-5.15.2-2.fc33.x86_64
qt5-qtquickcontrols2-5.15.2-2.fc33.x86_64 qt5-qtremoteobjects-5.15.2-2.fc33.x86_64 qt5-qtscript-5.15.2-2.fc33.x86_64 qt5-qtscxml-5.15.2-2.fc33.x86_64
qt5-qtsensors-5.15.2-2.fc33.x86_64 qt5-qtserialport-5.15.2-2.fc33.x86_64 qt5-qtspeech-5.15.2-2.fc33.x86_64 qt5-qtspeech-speechd-5.15.2-2.fc33.x86_64
qt5-qtsvg-5.15.2-2.fc33.x86_64 qt5-qttools-5.15.2-2.fc33.x86_64 qt5-qttools-common-5.15.2-2.fc33.noarch qt5-qttools-libs-designer-5.15.2-2.fc33.x86_64
qt5-qttools-libs-help-5.15.2-2.fc33.x86_64 qt5-qtvirtualkeyboard-5.15.2-2.fc33.x86_64 qt5-qtwayland-5.15.2-2.fc33.x86_64 qt5-qtwebchannel-5.15.2-2.fc33.x86_64
qt5-qtwebengine-5.15.2-1.fc33.x86_64 qt5-qtwebkit-5.212.0-0.53.alpha4.fc33.x86_64 qt5-qtwebsockets-5.15.2-2.fc33.x86_64 qt5-qtx11extras-5.15.2-2.fc33.x86_64
qt5-qtxmlpatterns-5.15.2-2.fc33.x86_64 sddm-breeze-5.20.4-1.fc33.noarch xdg-desktop-portal-kde-5.20.4-1.fc33.x86_64
Supprimé:
qt5-qtwebengine-freeworld-5.15.1-1.fc33.x86_64
Terminé !
Comme j'ai le même problème sur mes autres PC, ce n'est pas flatpak qui m'a gêné.