Bug 445956

SUMMARY

plasma-discover crashed a moment after it starts

STEPS TO REPRODUCE
1. run `plasma-discover` in Konsole
2. see discover's window
3. crash

OBSERVED RESULT
Discover crashed

EXPECTED RESULT
running normally

SOFTWARE/OS VERSIONS
Windows: /
macOS: /
Linux/KDE Plasma: Kubuntu 22.04, plasma 5.23.3
(available in About System)
KDE Plasma Version: 5.23.3
KDE Frameworks Version: 5.88.0
Qt Version: 5.15.2

ADDITIONAL INFORMATION

LANG: zh-cn UTF8

console:
```
QObject::startTimer: Timers cannot have negative intervals
kf.kio.core: Malformed JSON protocol file for protocol: "trash" , number of the ExtraNames fields should match the number of ExtraTypes fields
adding empty sources model QStandardItemModel(0x5616f86693f0)
org.kde.plasma.libdiscover: Couldn't find a category for  "fwupd-backend"
org.kde.plasma.libdiscover: the following categories seem to be the same but they're not entirely "applications-games-strategy" "applications-games" -- "模拟" "模拟" -- QVector(QPair(1,"Simulation")) QVector(QPair(1,"Emulator")) -- false false
file:///usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kirigami.2/private/PrivateActionToolButton.qml:74:5: QML Binding: Binding loop detected for property "value"
file:///usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kirigami.2/private/RefreshableScrollView.qml:175:13: QML Binding: Not restoring previous value because restoreMode has not been set.
This behavior is deprecated.
You have to import QtQml 2.15 after any QtQuick imports and set
the restoreMode of the binding to fix this warning.
In Qt < 6.0 the default is Binding.RestoreBinding.
In Qt >= 6.0 the default is Binding.RestoreBindingOrValue.

file:///usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kirigami.2/BasicListItem.qml:261:18: QML QQuickItem*: Binding loop detected for property "implicitWidth"
file:///usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kirigami.2/private/RefreshableScrollView.qml:175:13: QML Binding: Not restoring previous value because restoreMode has not been set.
This behavior is deprecated.
You have to import QtQml 2.15 after any QtQuick imports and set
the restoreMode of the binding to fix this warning.
In Qt < 6.0 the default is Binding.RestoreBinding.
In Qt >= 6.0 the default is Binding.RestoreBindingOrValue.

**
flatpak:ERROR:common/flatpak-variant-impl-private.h:1197:var_summary_get_metadata: assertion failed: (start <= end)
Bail out! flatpak:ERROR:common/flatpak-variant-impl-private.h:1197:var_summary_get_metadata: assertion failed: (start <= end)
KCrash: crashing... crashRecursionCounter = 2
KCrash: Application Name = plasma-discover path = /usr/bin pid = 133016
KCrash: Arguments: /usr/bin/plasma-discover 
amdgpu: amdgpu_cs_query_reset_state failed. (-9)
QSocketNotifier: Invalid socket 8 and type 'Read', disabling...
QSocketNotifier: Invalid socket 28 and type 'Read', disabling...
QSocketNotifier: Invalid socket 40 and type 'Read', disabling...
QSocketNotifier: Invalid socket 41 and type 'Read', disabling...
QSocketNotifier: Invalid socket 43 and type 'Read', disabling...
QSocketNotifier: Invalid socket 45 and type 'Read', disabling...
QSocketNotifier: Invalid socket 46 and type 'Read', disabling...
QSocketNotifier: Invalid socket 42 and type 'Read', disabling...
QSocketNotifier: Invalid socket 48 and type 'Read', disabling...
QSocketNotifier: Invalid socket 50 and type 'Read', disabling...
QSocketNotifier: Invalid socket 47 and type 'Read', disabling...
amdgpu: amdgpu_cs_query_reset_state failed. (-9)
QSocketNotifier: Invalid socket 51 and type 'Read', disabling...
amdgpu: amdgpu_cs_query_reset_state failed. (-9)
QSocketNotifier: Invalid socket 52 and type 'Read', disabling...
QSocketNotifier: Invalid socket 53 and type 'Read', disabling...
QSocketNotifier: Invalid socket 54 and type 'Read', disabling...
QSocketNotifier: Invalid socket 55 and type 'Read', disabling...
QSocketNotifier: Invalid socket 56 and type 'Read', disabling...
amdgpu: amdgpu_cs_query_reset_state failed. (-9)
The X11 connection broke (error 1). Did the X11 server die?
KCrash: Attempting to start /usr/lib/x86_64-linux-gnu/libexec/drkonqi
QSocketNotifier: Invalid socket 104 and type 'Read', disabling...
QSocketNotifier: Invalid socket 94 and type 'Read', disabling...
QSocketNotifier: Invalid socket 44 and type 'Read', disabling...
QSocketNotifier: Invalid socket 73 and type 'Read', disabling...
QSocketNotifier: Invalid socket 101 and type 'Read', disabling...
```