Application: kcmshell4 (4.14.5)
KDE Platform Version: 4.14.5
Qt Version: 4.8.6
Operating System: Linux 4.4.36-desktop-2.mga5 x86_64
Distribution: "Mageia 5"

-- Information about the crash:
You are running the screen setup for HDMI output leaving the notebook main off. After the change the error appeared.

-- Backtrace:
Application: Módulo de controle do KDE (kcmshell4), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f959cd8f780 (LWP 4082))]

Thread 2 (Thread 0x7f957efcc700 (LWP 4083)):
#0  0x00007f959b61f67f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f958db5173a in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQtScript.so.4
#2  0x00007f958db51769 in  () at /lib64/libQtScript.so.4
#3  0x00007f959b61a5bd in start_thread () at /lib64/libpthread.so.0
#4  0x00007f959a39262d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f959cd8f780 (LWP 4082)):
[KCrash Handler]
#5  0x00007f957f4f27c4 in KScreen::Output::id() const () at /lib64/libkscreen.so.1
#6  0x00007f957f2074c4 in XRandRConfig::updateKScreenConfig(KScreen::Config*) const () at /usr/lib64/kde4/plugins/kscreen/KSC_XRandR.so
#7  0x00007f957f4f1fc9 in KScreen::ConfigMonitor::Private::updateConfigs() () at /lib64/libkscreen.so.1
#8  0x00007f957f4f1ffd in KScreen::ConfigMonitor::notifyUpdate() () at /lib64/libkscreen.so.1
#9  0x00007f957f20348e in XRandR::updateCrtc(unsigned long) () at /usr/lib64/kde4/plugins/kscreen/KSC_XRandR.so
#10 0x00007f959b9be88a in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /lib64/libQtCore.so.4
#11 0x00007f957f204e57 in XRandRX11Helper::x11Event(_XEvent*) () at /usr/lib64/kde4/plugins/kscreen/KSC_XRandR.so
#12 0x00007f959c79adae in KSystemEventFilterPrivate::filterEvent(void*) () at /lib64/libkdeui.so.5
#13 0x00007f959b99cd8e in QAbstractEventDispatcher::filterEvent(void*) () at /lib64/libQtCore.so.4
#14 0x00007f959abc0370 in x11EventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQtGui.so.4
#15 0x00007f959746cc6d in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#16 0x00007f959746cf18 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#17 0x00007f959746cfbc in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#18 0x00007f959b9d7e1e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#19 0x00007f959abc04f6 in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtGui.so.4
#20 0x00007f959b9a9931 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#21 0x00007f959b9a9c45 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#22 0x00007f959afcc0cc in QDialog::exec() () at /lib64/libQtGui.so.4
#23 0x00007f9584f483e7 in kdemain () at /usr/lib64/libkdeinit4_kcmshell4.so
#24 0x000000000040819a in launch(int, char const*, char const*, char const*, int, char const*, bool, char const*, bool, char const*) ()
#25 0x0000000000409021 in handle_launcher_request(int, char const*) [clone .isra.15] ()
#26 0x000000000040972a in handle_requests(int) ()
#27 0x0000000000405303 in main ()

Possible duplicates by query: bug 345303.

Reported using DrKonqi