Created attachment 135412 [details] backtrace SUMMARY plasma-discover crashes when started STEPS TO REPRODUCE 1. start arch, login 2. wait for "Updates available" 3. open dicsover OBSERVED RESULT crash EXPECTED RESULT no crash SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.20.5 KDE Frameworks Version: 5.78.0 Qt Version: 5.15.2 Kernel Version: 5.10.12-arch1-1 OS Type: 64-bit Processors: 4 × Intel® Core™ i5-4200U CPU @ 1.60GHz Memory: 15,6 GiB of RAM Graphics Processor: Mesa DRI Intel® HD Graphics 4400 ADDITIONAL INFORMATION backtrace from drkonqi attached plasma-discover on cli: [gweber@gwnb ~]$ plasma-discover Cyclic dependency detected between "file:///usr/lib/qt/qml/org/kde/kirigami.2/styles/org.kde.desktop.plasma/Units.qml" and "file:///usr/lib/qt/qml/org/kde/kirigami.2/styles/org.kde.desktop.plasma/Units.qml" file:///usr/lib/qt/qml/org/kde/kirigami.2/GlobalDrawer.qml:265: TypeError: Type error file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:162:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:99:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/OverlayDrawer.qml:284:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:162:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:99:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/private/globaltoolbar/PageRowGlobalToolBarUI.qml:65:9: QML RowLayout (parent or ancestor of QQuickLayoutAttached): Binding loop detected for property "maximumWidth" file:///usr/lib/qt/qml/org/kde/kirigami.2/private/globaltoolbar/PageRowGlobalToolBarUI.qml:65:9: QML RowLayout (parent or ancestor of QQuickLayoutAttached): Binding loop detected for property "maximumWidth" file:///usr/lib/qt/qml/org/kde/kirigami.2/private/RefreshableScrollView.qml:137:13: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:162:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:99:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:139:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:139:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:139:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } adding empty sources model QStandardItemModel(0x560e476b4510) invalid kns backend! "/usr/share/knsrcfiles/servicemenu.knsrc" because: "Config group not found! Check your KNS3 installation." invalid kns backend! "/usr/share/knsrcfiles/ksysguard.knsrc" because: "Config group not found! Check your KNS3 installation." QObject::connect(AbstractReviewsBackend, ResourcesModel): invalid nullptr parameter org.kde.plasma.libdiscover: Couldn't find a category for "fwupd-backend" file:///usr/lib/qt/qml/org/kde/kirigami.2/private/PrivateActionToolButton.qml:71:5: QML Binding: Binding loop detected for property "value" file:///usr/lib/qt/qml/org/kde/kirigami.2/private/globaltoolbar/PageRowGlobalToolBarUI.qml:65:9: QML RowLayout (parent or ancestor of QQuickLayoutAttached): Binding loop detected for property "maximumWidth" QSocketNotifier: Invalid socket 46 and type 'Read', disabling... QSocketNotifier: Invalid socket 75 and type 'Read', disabling... QSocketNotifier: Invalid socket 80 and type 'Read', disabling... QSocketNotifier: Invalid socket 112 and type 'Read', disabling... QSocketNotifier: Invalid socket 113 and type 'Read', disabling... QSocketNotifier: Invalid socket 115 and type 'Read', disabling... QSocketNotifier: Invalid socket 116 and type 'Read', disabling... QSocketNotifier: Invalid socket 118 and type 'Read', disabling... QSocketNotifier: Invalid socket 119 and type 'Read', disabling... QSocketNotifier: Invalid socket 120 and type 'Read', disabling... QSocketNotifier: Invalid socket 121 and type 'Read', disabling... QSocketNotifier: Invalid socket 122 and type 'Read', disabling... QSocketNotifier: Invalid socket 126 and type 'Read', disabling... QSocketNotifier: Invalid socket 127 and type 'Read', disabling... QSocketNotifier: Invalid socket 128 and type 'Read', disabling... QSocketNotifier: Invalid socket 129 and type 'Read', disabling... QSocketNotifier: Invalid socket 130 and type 'Read', disabling... QSocketNotifier: Invalid socket 134 and type 'Read', disabling... QSocketNotifier: Invalid socket 146 and type 'Read', disabling... QSocketNotifier: Invalid socket 145 and type 'Read', disabling... KCrash: crashing... crashRecursionCounter = 2 KCrash: Application Name = plasma-discover path = /usr/bin pid = 2180 KCrash: Arguments: /usr/bin/plasma-discover KCrash: Attempting to start /usr/lib/drkonqi QSocketNotifier: Invalid socket 140 and type 'Write', disabling...
Application: plasma-discover (5.20.5) Qt Version: 5.15.2 Frameworks Version: 5.78.0 Operating System: Linux 5.10.12-arch1-1 x86_64 Windowing system: X11 Distribution: Arch Linux -- Information about the crash: The crash can be reproduced every time. ADDITIONAL INFORMATION backtrace from drkonqi attached Application: Discover (plasma-discover), signal: Segmentation fault [KCrash Handler] #4 0x00007fe2c4e1dd46 in g_slice_alloc () at /usr/lib/libglib-2.0.so.0 #5 0x00007fe2c4e1e3a7 in g_slist_prepend () at /usr/lib/libglib-2.0.so.0 #6 0x00007fe2c4778764 in () at /usr/lib/libgobject-2.0.so.0 #7 0x00007fe2c47596fa in () at /usr/lib/libgobject-2.0.so.0 #8 0x00007fe2c475f0c4 in () at /usr/lib/libgobject-2.0.so.0 #9 0x00007fe2c47608a4 in g_object_new_valist () at /usr/lib/libgobject-2.0.so.0 #10 0x00007fe2c4760c1a in g_object_new () at /usr/lib/libgobject-2.0.so.0 #11 0x00007fe2a45177b4 in () at /usr/lib/libflatpak.so.0 #12 0x00007fe2a4523c81 in () at /usr/lib/libflatpak.so.0 #13 0x00007fe2a452a9ed in () at /usr/lib/libflatpak.so.0 #14 0x00007fe2a4545a5a in () at /usr/lib/libflatpak.so.0 #15 0x00007fe2a4546b49 in flatpak_installation_get_installed_ref () at /usr/lib/libflatpak.so.0 #16 0x00007fe2a462bb0d in () at /usr/lib/qt/plugins/discover/flatpak-backend.so #17 0x00007fe2a4631a4d in () at /usr/lib/qt/plugins/discover/flatpak-backend.so #18 0x00007fe2a46323b7 in () at /usr/lib/qt/plugins/discover/flatpak-backend.so #19 0x00007fe2a46325e3 in () at /usr/lib/qt/plugins/discover/flatpak-backend.so #20 0x00007fe2a4633562 in () at /usr/lib/qt/plugins/discover/flatpak-backend.so #21 0x00007fe2c69eedd6 in () at /usr/lib/libQt5Core.so.5 #22 0x00007fe2c67da525 in QFutureWatcherBase::event(QEvent*) () at /usr/lib/libQt5Core.so.5 #23 0x00007fe2c7975752 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #24 0x00007fe2c69b7a7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5 #25 0x00007fe2c69ba573 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5 #26 0x00007fe2c6a110a4 in () at /usr/lib/libQt5Core.so.5 #27 0x00007fe2c4dfea84 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0 #28 0x00007fe2c4e529b1 in () at /usr/lib/libglib-2.0.so.0 #29 0x00007fe2c4dfd2b1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #30 0x00007fe2c6a106e1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #31 0x00007fe2c69b63fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #32 0x00007fe2c69be894 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5 #33 0x000055a3109528cc in () #34 0x00007fe2c6382152 in __libc_start_main () at /usr/lib/libc.so.6 #35 0x000055a310952e6e in _start () [Inferior 1 (process 8034) detached] plasma-discover on cli: $ plasma-discover Cyclic dependency detected between "file:///usr/lib/qt/qml/org/kde/kirigami.2/styles/org.kde.desktop.plasma/Units.qml" and "file:///usr/lib/qt/qml/org/kde/kirigami.2/styles/org.kde.desktop.plasma/Units.qml" file:///usr/lib/qt/qml/org/kde/kirigami.2/GlobalDrawer.qml:265: TypeError: Type error file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:162:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:99:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/OverlayDrawer.qml:284:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:162:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:99:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/private/globaltoolbar/PageRowGlobalToolBarUI.qml:65:9: QML RowLayout (parent or ancestor of QQuickLayoutAttached): Binding loop detected for property "maximumWidth" file:///usr/lib/qt/qml/org/kde/kirigami.2/private/globaltoolbar/PageRowGlobalToolBarUI.qml:65:9: QML RowLayout (parent or ancestor of QQuickLayoutAttached): Binding loop detected for property "maximumWidth" file:///usr/lib/qt/qml/org/kde/kirigami.2/private/RefreshableScrollView.qml:137:13: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:162:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:99:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:139:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:139:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } file:///usr/lib/qt/qml/org/kde/kirigami.2/templates/AbstractApplicationHeader.qml:139:9: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo(<arguments>) { ... } org.kde.plasma.libdiscover: error loading "fwupd-backend" "No se puede cargar la biblioteca /usr/lib/qt/plugins/discover/fwupd-backend.so: (libfwupd.so.2: no se puede abrir el fichero del objeto compartido: No existe el fichero o el directorio)" QJsonObject({"IID":"org.kde.muon.AbstractResourcesBackendFactory","archreq":0,"className":"FwupdBackendFactory","debug":false,"version":331520}) invalid kns backend! "/usr/share/knsrcfiles/servicemenu.knsrc" because: "Config group not found! Check your KNS3 installation." invalid kns backend! "/usr/share/knsrcfiles/ksysguard.knsrc" because: "Config group not found! Check your KNS3 installation." adding empty sources model QStandardItemModel(0x55f83c0ff240) file:///usr/lib/qt/qml/org/kde/kirigami.2/private/PrivateActionToolButton.qml:71:5: QML Binding: Binding loop detected for property "value" file:///usr/lib/qt/qml/org/kde/kirigami.2/private/globaltoolbar/PageRowGlobalToolBarUI.qml:65:9: QML RowLayout (parent or ancestor of QQuickLayoutAttached): Binding loop detected for property "maximumWidth" QSocketNotifier: Invalid socket 7 and type 'Read', disabling... QSocketNotifier: Invalid socket 14 and type 'Read', disabling... QSocketNotifier: Invalid socket 41 and type 'Read', disabling... Unable to start Dr. Konqi Re-raising signal for core dump handling.
*** This bug has been marked as a duplicate of bug 432492 ***