Application: akonadi_nepomuk_calendar_feeder (4.7)
KDE Platform Version: 4.7.2 (4.7.2) "release 5"
Qt Version: 4.7.4
Operating System: Linux 3.1.0-1.2-desktop x86_64
Distribution: "openSUSE 12.1 (x86_64)"

-- Information about the crash:
- Custom settings of the application:

I tried to change widget to redmond settings in LXAppearance 0.5.1 and it crashed when accepting changes.

-- Backtrace:
Application: Nepomuk Calendar Feeder (akonadi_nepomuk_calendar_feeder), signal: Segmentation fault
[KCrash Handler]
#6  _M_lower_bound (__y=<optimized out>, __k=<synthetic pointer>, __x=0x17, this=<optimized out>) at /usr/include/c++/4.6/bits/stl_tree.h:1080
#7  find (__k=<synthetic pointer>, this=0x743a20) at /usr/include/c++/4.6/bits/stl_tree.h:1526
#8  find (__x=<synthetic pointer>, this=0x743a20) at /usr/include/c++/4.6/bits/stl_map.h:737
#9  Oxygen::ShadowHelper::registerWidget (this=0x743970, widget=) at /usr/src/debug/oxygen-gtk-1.1.4/src/oxygenshadowhelper.cpp:128
#10 0x00007faf94892673 in Oxygen::ShadowHelper::realizeHook (params=<optimized out>, data=0x743970) at /usr/src/debug/oxygen-gtk-1.1.4/src/oxygenshadowhelper.cpp:414
#11 0x00007faf9cf812e9 in signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=0x72cb10, emission_return=0x0, instance_and_params=0xa37900) at gsignal.c:3238
#12 0x00007faf9cf8b021 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=<optimized out>) at gsignal.c:3003
#13 0x00007faf9cf8b1c2 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3060
#14 0x00007faf9ac6361e in IA__gtk_widget_realize (widget=) at gtkwidget.c:3528
#15 0x00007fafa35628ec in QGtkStylePrivate::initGtkWidgets (this=0x6e3920) at styles/qgtkstyle_p.cpp:524
#16 0x00007fafa356211f in QGtkStyleUpdateScheduler::updateTheme (this=<optimized out>) at styles/qgtkstyle_p.cpp:818
#17 0x00007fafa384e480 in QGtkStyleUpdateScheduler::qt_metacall (this=0x7223b0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=<optimized out>) at .moc/release-shared/moc_qgtkstyle_p.cpp:72
#18 0x00007fafa4f2d14a in QObject::event (this=0x7223b0, e=<optimized out>) at kernel/qobject.cpp:1226
#19 0x00007fafa31e3c34 in notify_helper (e=0x9aec10, receiver=0x7223b0, this=0x68d3d0) at kernel/qapplication.cpp:4481
#20 QApplicationPrivate::notify_helper (this=0x68d3d0, receiver=0x7223b0, e=0x9aec10) at kernel/qapplication.cpp:4453
#21 0x00007fafa31e8ac1 in QApplication::notify (this=0x7fffcf2419c0, receiver=0x7223b0, e=0x9aec10) at kernel/qapplication.cpp:4360
#22 0x00007fafa5d47e36 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#23 0x00007fafa4f1681c in QCoreApplication::notifyInternal (this=0x7fffcf2419c0, receiver=0x7223b0, event=0x9aec10) at kernel/qcoreapplication.cpp:787
#24 0x00007fafa4f19bf8 in sendEvent (event=0x9aec10, receiver=0x7223b0) at kernel/qcoreapplication.h:215
#25 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x66ba70) at kernel/qcoreapplication.cpp:1428
#26 0x00007fafa4f410b3 in sendPostedEvents () at kernel/qcoreapplication.h:220
#27 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#28 0x00007faf9eb7758d in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#29 0x00007faf9eb77d88 in ?? () from /usr/lib64/libglib-2.0.so.0
#30 0x00007faf9eb77f59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#31 0x00007fafa4f4150f in QEventDispatcherGlib::processEvents (this=0x66b280, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#32 0x00007fafa3286f9e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#33 0x00007fafa4f15a22 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#34 0x00007fafa4f15c1f in QEventLoop::exec (this=0x7fffcf241940, flags=...) at kernel/qeventloop.cpp:201
#35 0x00007fafa4f19de7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#36 0x00007fafa52c9187 in Akonadi::AgentBase::init(Akonadi::AgentBase*) () from /usr/lib64/libakonadi-kde.so.4
#37 0x000000000040e246 in int Akonadi::AgentBase::init<Akonadi::NepomukCalendarFeeder>(int, char**) ()
#38 0x00007fafa278523d in __libc_start_main () from /lib64/libc.so.6
#39 0x0000000000409e51 in _start ()

Reported using DrKonqi