Application: systemsettings5 (5.3.1)

Qt Version: 5.4.2
Operating System: Linux 4.0.6-300.fc22.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:

Hello!
I have tried to remove my custom image from 'Account details' KCM and received an error that the image cannot be removed. After this System Settings application crashed.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[KCrash Handler]
#5  0x0000000003188560 in ?? ()
#6  0x00007fcab2e9a2a7 in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () from /lib64/libQt5Core.so.5
#7  0x00007fcab5deed26 in KDialogJobUiDelegate::Private::next() () from /lib64/libKF5JobWidgets.so.5
#8  0x00007fcab2ebbf41 in QObject::event(QEvent*) () from /lib64/libQt5Core.so.5
#9  0x00007fcab49807ec in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#10 0x00007fcab4985e90 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#11 0x00007fcab2e8a67b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#12 0x00007fcab2e8c7b7 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib64/libQt5Core.so.5
#13 0x00007fcab2ee1763 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQt5Core.so.5
#14 0x00007fcaada15a8a in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#15 0x00007fcaada15e20 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#16 0x00007fcaada15ecc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#17 0x00007fcab2ee1b6f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#18 0x00007fcab2e87eba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#19 0x00007fcab2e8fa2c in QCoreApplication::exec() () from /lib64/libQt5Core.so.5
#20 0x000000000040eb2c in main ()

Reported using DrKonqi