Application: systemsettings5 (5.12.3)

Qt Version: 5.10.1
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-pf4 x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:
I saved samba printer configuration which worked correctly. It crashes when closing the settings application.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6ac0cc0800 (LWP 17055))]

Thread 4 (Thread 0x7f6a93fff700 (LWP 18743)):
[KCrash Handler]
#6  0x00007f6abc666860 in raise () at /usr/lib/libc.so.6
#7  0x00007f6abc667ec9 in abort () at /usr/lib/libc.so.6
#8  0x00007f6abce098e8 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f6abd88f8e8 in QPixmap::QPixmap() () at /usr/lib/libQt5Gui.so.5
#10 0x00007f6abd8a19e8 in QPixmapIconEngine::read(QDataStream&) () at /usr/lib/libQt5Gui.so.5
#11 0x00007f6abd8a376d in operator>>(QDataStream&, QIcon&) () at /usr/lib/libQt5Gui.so.5
#12 0x00007f6aae9714ce in  () at /usr/lib/libKF5WaylandClient.so.5
#13 0x00007f6abce1cb22 in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f6abce1fb4d in  () at /usr/lib/libQt5Core.so.5
#15 0x00007f6ab88d608c in start_thread () at /usr/lib/libpthread.so.0
#16 0x00007f6abc727e7f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f6a8a5d7700 (LWP 17303)):
#0  0x00007f6abc71d97b in poll () at /usr/lib/libc.so.6
#1  0x00007f6ab6278ff3 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f6ab627910e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f6abd069314 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f6abd00b3db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f6abce1a7ae in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f6a910711ba in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#7  0x00007f6abce1fb4d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f6ab88d608c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f6abc727e7f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f6aab428700 (LWP 17057)):
#0  0x00007f6abc71d97b in poll () at /usr/lib/libc.so.6
#1  0x00007f6ab6278ff3 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f6ab627910e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f6abd069314 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f6abd00b3db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f6abce1a7ae in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f6abe986416 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f6abce1fb4d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f6ab88d608c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f6abc727e7f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f6ac0cc0800 (LWP 17055)):
#0  0x00007f6ab88dc3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f6abce2102c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f6abce1afdb in QThreadPoolPrivate::waitForDone(int) () at /usr/lib/libQt5Core.so.5
#3  0x00007f6abce1b4c2 in QThreadPool::waitForDone(int) () at /usr/lib/libQt5Core.so.5
#4  0x00007f6abd00f2e8 in QCoreApplication::~QCoreApplication() () at /usr/lib/libQt5Core.so.5
#5  0x00007f6abe01da69 in QApplication::~QApplication() () at /usr/lib/libQt5Widgets.so.5
#6  0x00005625c9471d4d in  ()
#7  0x00007f6abc652f4a in __libc_start_main () at /usr/lib/libc.so.6
#8  0x00005625c9471dba in _start ()

Reported using DrKonqi