Application: systemsettings5 (5.9.0)

Qt Version: 5.8.0
Frameworks Version: 5.30.0
Operating System: Linux 4.9.6-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
Por lo general antes no daba ningun fallo, pero fué instalar un complemento de Plasma, concretamente un plasmoid y dejar de funcionar. ¿Hay algun método para forzarlo?

The crash can be reproduced every time.

-- Backtrace:
Application: Preferencias del sistema (systemsettings5), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff8dbe6e5c0 (LWP 1092))]

Thread 3 (Thread 0x7ff8bfdf5700 (LWP 1095)):
#0  0x00007ff8d1ca17bd in  () at /usr/lib/libglib-2.0.so.0
#1  0x00007ff8d1ca3c2b in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007ff8d1ca46ab in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007ff8d1ca489c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007ff8d849d46b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007ff8d8446c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007ff8d8268a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007ff8d8db7125 in  () at /usr/lib/libQt5DBus.so.5
#8  0x00007ff8d826d6d8 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007ff8d3bc5454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007ff8d7b827df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7ff8c8274700 (LWP 1094)):
#0  0x00007ff8d7b7948d in poll () at /usr/lib/libc.so.6
#1  0x00007ff8d44488e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007ff8d444a679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007ff8ca7d8239 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007ff8d826d6d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007ff8d3bc5454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ff8d7b827df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7ff8dbe6e5c0 (LWP 1092)):
[KCrash Handler]
#6  0x00007ff8d7acd04f in raise () at /usr/lib/libc.so.6
#7  0x00007ff8d7ace47a in abort () at /usr/lib/libc.so.6
#8  0x00007ff8d8253e21 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007ff8d84720c5 in QObjectPrivate::QObjectPrivate(int) () at /usr/lib/libQt5Core.so.5
#10 0x00007ff8a72f576e in  () at /usr/lib/qt/plugins/styles/libqgtk2style.so
#11 0x00007ff8a72e381e in  () at /usr/lib/qt/plugins/styles/libqgtk2style.so
#12 0x00007ff8a72f802d in  () at /usr/lib/qt/plugins/styles/libqgtk2style.so
#13 0x00007ff8da04b33b in QStyleFactory::create(QString const&) () at /usr/lib/libQt5Widgets.so.5
#14 0x00007ff8b6a49018 in  () at /usr/lib/qt/plugins/kcm_style.so
#15 0x00007ff8b6a4bb11 in  () at /usr/lib/qt/plugins/kcm_style.so
#16 0x00007ff8d8474149 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#17 0x00007ff8da0da3b1 in QComboBox::activated(int) () at /usr/lib/libQt5Widgets.so.5
#18 0x00007ff8da0dc80b in  () at /usr/lib/libQt5Widgets.so.5
#19 0x00007ff8da0df199 in  () at /usr/lib/libQt5Widgets.so.5
#20 0x00007ff8da0e41dd in  () at /usr/lib/libQt5Widgets.so.5
#21 0x00007ff8d8474149 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#22 0x00007ff8da0dabb8 in  () at /usr/lib/libQt5Widgets.so.5
#23 0x00007ff8d84485a1 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#24 0x00007ff8d9fdc325 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#25 0x00007ff8d9fe48c5 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#26 0x00007ff8d8448840 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#27 0x00007ff8d9fe30cd in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib/libQt5Widgets.so.5
#28 0x00007ff8da03e7f6 in  () at /usr/lib/libQt5Widgets.so.5
#29 0x00007ff8da040e03 in  () at /usr/lib/libQt5Widgets.so.5
#30 0x00007ff8d9fdc34c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#31 0x00007ff8d9fe3b61 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#32 0x00007ff8d8448840 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#33 0x00007ff8d9847d53 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib/libQt5Gui.so.5
#34 0x00007ff8d98498c5 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/libQt5Gui.so.5
#35 0x00007ff8d982544b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Gui.so.5
#36 0x00007ff8ca8389e0 in  () at /usr/lib/libQt5XcbQpa.so.5
#37 0x00007ff8d1ca4587 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#38 0x00007ff8d1ca47f0 in  () at /usr/lib/libglib-2.0.so.0
#39 0x00007ff8d1ca489c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#40 0x00007ff8d849d44f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#41 0x00007ff8d8446c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#42 0x00007ff8d844f1e4 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#43 0x000000000040c240 in  ()
#44 0x00007ff8d7aba291 in __libc_start_main () at /usr/lib/libc.so.6
#45 0x000000000040c2ba in _start ()

Reported using DrKonqi