Application: plasma-desktop (4.11.19)
KDE Platform Version: 4.14.8
Qt Version: 4.8.6
Operating System: Linux 3.16.7-21-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

-- Information about the crash:
Each time at startup, plasma crashes. I was able to start it after deleting plasma configuration files.

The crash can be reproduced every time.

-- Backtrace:
Application: Outil de gestion de fenêtres Plasma (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fcb28932780 (LWP 3550))]

Thread 2 (Thread 0x7fcaf7abb700 (LWP 3590)):
#0  0x00007fcb271fc05f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fcb19a588cb in  () at /usr/lib64/libQtScript.so.4
#2  0x00007fcb19a58909 in  () at /usr/lib64/libQtScript.so.4
#3  0x00007fcb271f80a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fcb25f6508d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fcb28932780 (LWP 3550)):
[KCrash Handler]
#5  0x00007fcb2759683e in QMetaObject::cast(QObject*) const (this=0x7fcb1c5b7880 <Plasma::Extender::staticMetaObject>, obj=0x600000) at kernel/qmetaobject.cpp:274
#6  0x00007fcb1c20cb35 in  () at /usr/lib64/libplasma.so.3
#7  0x00007fcb1c20eae3 in  () at /usr/lib64/libplasma.so.3
#8  0x00007fcb1c1b5f27 in  () at /usr/lib64/libplasma.so.3
#9  0x00007fcafb1ad4d6 in  () at /usr/lib64/kde4/plasma_applet_systemtray.so
#10 0x00007fcafb1ac0e1 in  () at /usr/lib64/kde4/plasma_applet_systemtray.so
#11 0x00007fcafb1a4919 in  () at /usr/lib64/kde4/plasma_applet_systemtray.so
#12 0x00007fcafb1b2ac1 in  () at /usr/lib64/kde4/plasma_applet_systemtray.so
#13 0x00007fcb1c1b5f3d in  () at /usr/lib64/libplasma.so.3
#14 0x00007fcb1c1d2aa8 in  () at /usr/lib64/libplasma.so.3
#15 0x00007fcb1c1df8dc in  () at /usr/lib64/libplasma.so.3
#16 0x00007fcb1c1e02da in Plasma::Corona::loadLayout(QString const&) () at /usr/lib64/libplasma.so.3
#17 0x00007fcb1c1e0394 in Plasma::Corona::initializeLayout(QString const&) () at /usr/lib64/libplasma.so.3
#18 0x00007fcb11f318f5 in  () at /usr/lib64/libkdeinit4_plasma-desktop.so
#19 0x00007fcb11f31f05 in  () at /usr/lib64/libkdeinit4_plasma-desktop.so
#20 0x00007fcb11f36235 in  () at /usr/lib64/libkdeinit4_plasma-desktop.so
#21 0x00007fcb275a859e in QObject::event(QEvent*) (this=0xfb5b30, e=<optimized out>) at kernel/qobject.cpp:1231
#22 0x00007fcb26711733 in QApplication::event(QEvent*) () at /usr/lib64/libQtGui.so.4
#23 0x00007fcb2670c76c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQtGui.so.4
#24 0x00007fcb26712cad in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQtGui.so.4
#25 0x00007fcb28333dca in KApplication::notify(QObject*, QEvent*) () at /usr/lib64/libkdeui.so.5
#26 0x00007fcb275902ad in QCoreApplication::notifyInternal(QObject*, QEvent*) (this=0xfb5b30, receiver=receiver@entry=0xfb5b30, event=event@entry=0x10c8250) at kernel/qcoreapplication.cpp:953
#27 0x00007fcb2759357d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (event=0x10c8250, receiver=0xfb5b30) at kernel/qcoreapplication.h:231
#28 0x00007fcb2759357d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xed0490) at kernel/qcoreapplication.cpp:1577
#29 0x00007fcb27593a23 in QCoreApplication::sendPostedEvents(QObject*, int) (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#30 0x00007fcb275bd8fe in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) () at kernel/qcoreapplication.h:236
#31 0x00007fcb275bd8fe in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0xfc8100) at kernel/qeventdispatcher_glib.cpp:300
#32 0x00007fcb2306fa04 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#33 0x00007fcb2306fc48 in  () at /usr/lib64/libglib-2.0.so.0
#34 0x00007fcb2306fcec in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#35 0x00007fcb275bd0be in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xfc82b0, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#36 0x00007fcb267a9676 in  () at /usr/lib64/libQtGui.so.4
#37 0x00007fcb2758ee6f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffefd4babb0, flags=...) at kernel/qeventloop.cpp:149
#38 0x00007fcb2758f165 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffefd4babb0, flags=...) at kernel/qeventloop.cpp:204
#39 0x00007fcb275945b9 in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1225
#40 0x00007fcb11f1cb94 in kdemain () at /usr/lib64/libkdeinit4_plasma-desktop.so
#41 0x0000000000408815 in _start ()

Reported using DrKonqi