Getting black screen and just mouse for 1 user (LjNj_RC51) and for the root user getting black desktop with a few windows open, but nothing esle.
The strange thing is that my main user (jonz4SUSE) has no issues.
I found this similar issue.
Operating System: openSUSE Tumbleweed 20260331
KDE Plasma Version: 6.6.3
KDE Frameworks Version: 6.24.0
Qt Version: 6.11.0
Kernel Version: 6.19.10-1-default (64-bit)
Graphics Platform: X11
Processors: 16 × AMD Ryzen 7 5825U with Radeon Graphics
Memory: 64 GiB of RAM (62.1 GiB usable)
Graphics Processor: AMD Radeon Graphics
Manufacturer: HP
Product Name: HP ProBook 455 15.6 inch G9 Notebook PC
4 04 2026 01:55 kded6 Unable to register service to systemBus: "com.redhat.NewPrinterNotification"
4 04 2026 01:55 kded6 QDBusObjectPath: invalid path "/modules/oom-notifier"
4 04 2026 01:55 kded6 The kded module name "oom-notifier" is invalid!
4 04 2026 01:55 kded6 QDBusObjectPath: invalid path "/modules/plasma-session-shortcuts"
4 04 2026 01:55 kded6 The kded module name "plasma-session-shortcuts" is invalid!
4 04 2026 01:55 kded6 Using X11 backend
4 04 2026 01:55 kconf_update /usr/share/kconf_update/filepicker.upd defined Version=5 but Version=6 was expected
4 04 2026 01:55 kconf_update /usr/share/kconf_update/webenginepart.upd defined Version=5 but Version=6 was expected
4 04 2026 01:55 plasmashell file:///usr/share/plasma/wallpapers/org.kde.image/contents/ui/ImageStackView.qml:88: TypeError: Cannot call method 'createObject' of undefined (exception occurred during delayed function evaluation)
4 04 2026 01:55 plasmashell file:///usr/share/plasma/wallpapers/org.kde.image/contents/ui/ImageStackView.qml:88: TypeError: Cannot call method 'createObject' of undefined (exception occurred during delayed function evaluation)
4 04 2026 01:55 kglobalacceld Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.kglobalaccel'")
4 04 2026 01:55 ksmserver Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.ksmserver'")
4 04 2026 01:55 kwin_x11 Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.kwin'")
4 04 2026 01:55 kded6 Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.kded6'")
4 04 2026 01:55 xembedsniproxy Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.xembedsniproxy'")
4 04 2026 01:55 gmenudbusmenuproxy Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.gmenudbusmenuproxy'")
4 04 2026 01:55 kactivitymanagerd Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.ActivityManager'")
4 04 2026 01:55 org_kde_powerdevil Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.org_kde_powerdevil'")
4 04 2026 01:55 org_kde_powerdevil Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.org_kde_powerdevil'")
4 04 2026 01:55 plasmashell Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 ksmserver Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.ksmserver'")
4 04 2026 01:55 org_kde_powerdevil Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 kded6 Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.kded6'")
4 04 2026 01:55 kglobalacceld Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.kglobalaccel'")
4 04 2026 01:55 kscreen_osd_service Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for ''")
4 04 2026 01:55 polkit-kde-authentication-agent-1 Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 kaccess Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 kscreen_backend_launcher Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for ''")
4 04 2026 01:55 xembedsniproxy Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.xembedsniproxy'")
4 04 2026 01:55 org_kde_powerdevil Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 kwin_x11 Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.kwin'")
4 04 2026 01:55 ksecretd Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 gmenudbusmenuproxy Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.gmenudbusmenuproxy'")
4 04 2026 01:55 kactivitymanagerd Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.ActivityManager'")
4 04 2026 01:55 xdg-desktop-portal-kde Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 kalendarac Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.kalendarac'")
4 04 2026 01:55 kalendarac Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: App info not found for 'org.kde.kalendarac'")
4 04 2026 01:55 kalendarac QThreadStorage: entry 4 destroyed before end of thread 0x55f57786fc70
4 04 2026 01:55 kalendarac QThreadStorage: entry 3 destroyed before end of thread 0x55f57786fc70
4 04 2026 01:55 firefox ATTENTION: default value of option mesa_glthread overridden by environment.
4 04 2026 01:55 kinfocenter-vulkan-helper Physical device 0: 'AMD Radeon Graphics (RADV RENOIR)' 26.0.2 (api 1.4.335 vendor 0x1002 device 0x15E7 type 1)
4 04 2026 01:55 kinfocenter-vulkan-helper Physical device 0: 'llvmpipe (LLVM 21.1.8, 256 bits)' 26.0.2 (api 1.4.335 vendor 0x10005 device 0x0 type 4)
4 04 2026 01:55 kinfocenter excess llvmpipe detected, ignoring
4 04 2026 01:55 systemd Starting Virtual filesystem metadata service...
4 04 2026 01:55 systemd Started Virtual filesystem metadata service.
4 04 2026 01:55 systemd Starting Time & Date Service...
4 04 2026 01:55 systemd Started Time & Date Service.
4 04 2026 01:55 systemsettings Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 systemsettings Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 user@0.service Found icon of unknown type 'unknown' in 'system/package/os/org.kde.komodo/*', skipping it.
4 04 2026 01:55 user@0.service Found icon of unknown type 'unknown' in 'system/package/os/armagetronad.desktop/*', skipping it.
4 04 2026 01:55 user@0.service Found icon of unknown type 'unknown' in 'system/package/os/org.kde.discover.flatpak/*', skipping it.
4 04 2026 01:55 user@0.service Found icon of unknown type 'unknown' in 'system/package/os/io.github.bit_team.back_in_time.gui/*', skipping it.
4 04 2026 01:55 user@0.service Found icon of unknown type 'unknown' in 'system/package/os/io.github.syllo.nvtop/*', skipping it.
4 04 2026 01:55 user@0.service Found icon of unknown type 'unknown' in 'system/package/os/org.naev.Naev/*', skipping it.
4 04 2026 01:55 rtkit-daemon Successfully made thread 2921 of process 2462 owned by '0' RT at priority 10.
4 04 2026 01:55 kinfocenter Action "org.kde.kinfocenter.dmidecode.systeminformation" has no parentWindow, assuming QQuickWidgetOffscreenWindow(0x561c3f14ad40, name="QQuickWidgetOffscreenWindow")
4 04 2026 01:55 systemd Created slice Slice /system/dbus-:1.2-org.kde.kinfocenter.dmidecode.
4 04 2026 01:55 systemd Started dbus-:1.2-org.kde.kinfocenter.dmidecode@0.service.
4 04 2026 01:55 user@0.service Found icon of unknown type 'unknown' in 'system/package/os/org.luanti.luanti/*', skipping it.
4 04 2026 01:55 user@0.service Found icon of unknown type 'unknown' in 'system/package/os/com.kdocker.KDocker.desktop/*', skipping it.
4 04 2026 01:55 user@0.service Found icon of unknown type 'unknown' in 'system/package/os/im.dino.Dino/*', skipping it.
4 04 2026 01:55 kinfocenter Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 kinfocenter Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 DiscoverNotifier Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
4 04 2026 01:55 DiscoverNotifier QThreadStorage: entry 2 destroyed before end of thread 0x55dd98d79200
4 04 2026 01:55 DiscoverNotifier QThreadStorage: entry 1 destroyed before end of thread 0x55dd98d79200
jonzn4SUSE@ProBook-455-G9:(pts/0) [2:33am]>journalctl -q --user-unit=plasma-plasmashell.service --boot 0 --no-pager
Apr 04 02:10:42 ProBook-455-G9 systemd[6716]: Starting KDE Plasma Workspace...
Apr 04 02:10:43 ProBook-455-G9 systemd[6716]: Started KDE Plasma Workspace.
Apr 04 02:10:43 ProBook-455-G9 plasmashell[7079]: Member visible of the object PlasmaQuick::Dialog overrides a member of the base object. Consider renaming it or adding final or override specifier
Apr 04 02:10:43 ProBook-455-G9 plasmashell[7079]: Member enabled of the object DeclarativeDropArea overrides a member of the base object. Consider renaming it or adding final or override specifier
Apr 04 02:10:43 ProBook-455-G9 plasmashell[7079]: Index QModelIndex(-1,-1,0x0,QObject(0x0)) is not valid (expected valid)
Apr 04 02:10:43 ProBook-455-G9 plasmashell[7079]: Index QModelIndex(-1,-1,0x0,QObject(0x0)) is not valid (expected valid)
Apr 04 02:10:44 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/main.qml:431:13: QML TaskList: Binding loop detected for property "stripeCount":
qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/TaskList.qml:33:5
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/main.qml:431:13: QML TaskList: Binding loop detected for property "stripeCount":
qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/TaskList.qml:33:5
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/main.qml:431:13: QML TaskList: Binding loop detected for property "stripeCount":
qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/TaskList.qml:33:5
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/main.qml:431:13: QML TaskList: Binding loop detected for property "stripeCount":
qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/TaskList.qml:33:5
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/main.qml:431:13: QML TaskList: Binding loop detected for property "stripeCount":
qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/TaskList.qml:33:5
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/main.qml:431:13: QML TaskList: Binding loop detected for property "stripeCount":
qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/TaskList.qml:33:5
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/main.qml:431:13: QML TaskList: Binding loop detected for property "stripeCount":
qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/TaskList.qml:33:5
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/main.qml:431:13: QML TaskList: Binding loop detected for property "stripeCount":
qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/TaskList.qml:33:5
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/main.qml:431:13: QML TaskList: Binding loop detected for property "stripeCount":
qrc:/qt/qml/plasma/applet/org/kde/plasma/taskmanager/TaskList.qml:33:5
Apr 04 02:10:45 ProBook-455-G9 plasmashell[7079]: Invalid path data; path truncated.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID")
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:10:46 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:24:53 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:24:53 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:24:53 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:24:53 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:24:53 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
Apr 04 02:24:53 ProBook-455-G9 plasmashell[7079]: Final member StackingOrder is overridden in class QQmlDMAbstractItemModelData. The override won't be used.
