Application that crashed: kontact
Version of the application: 4.3.1
KDE Version: 4.3.1 (KDE 4.3.1)
Qt Version: 4.5.1
Operating System: Linux 2.6.30-gentoo-r4 x86_64

What I was doing when the application crashed:
Added a new calendar entry to remote-file (sftp) calendar. Crash on OK.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#5  KCal::IncidenceBase::uid (this=0x2385690) at /usr/include/qt4/QtCore/qatomic_x86_64.h:121
#6  0x00007f5adeada56c in KOEventViewer::changeIncidenceDisplay (this=0x311d6c0, incidence=0x5591560, action=0)
    at /var/tmp/portage/kde-base/korganizer-4.3.1/work/korganizer-4.3.1/korganizer/koeventviewer.cpp:136
#7  0x00007f5adf4d9797 in CalendarView::incidenceAdded (this=0x315e5b0, incidence=0x5591560) at /var/tmp/portage/kde-base/korganizer-4.3.1/work/korganizer-4.3.1/korganizer/calendarview.cpp:659
#8  0x00007f5adf4de8e0 in CalendarView::qt_metacall (this=0x315e5b0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7ffff6189f60)
    at /var/tmp/portage/kde-base/korganizer-4.3.1/work/korganizer-4.3.1_build/korganizer/calendarview.moc:484
#9  0x00007f5afb19de6d in QMetaObject::activate (sender=0x312c7b0, from_signal_index=<value optimized out>, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3108
#10 0x00007f5adef5633f in KOrg::IncidenceChangerBase::incidenceAdded (this=0x7ffff6189c50, _t1=0x5591560)
    at /var/tmp/portage/kde-base/korganizer-4.3.1/work/korganizer-4.3.1_build/korganizer/interfaces/korganizer/incidencechangerbase.moc:94
#11 0x00007f5adf560ead in IncidenceChanger::addIncidence (this=0x312c7b0, incidence=0x5591560, parent=0x4b00380)
    at /var/tmp/portage/kde-base/korganizer-4.3.1/work/korganizer-4.3.1/korganizer/incidencechanger.cpp:334
#12 0x00007f5adf4eb427 in KOEventEditor::processInput (this=0x4b00380) at /var/tmp/portage/kde-base/korganizer-4.3.1/work/korganizer-4.3.1/korganizer/koeventeditor.cpp:346
#13 0x00007f5adf4e827f in KOIncidenceEditor::slotButtonClicked (this=0x4b00380, button=<value optimized out>)
    at /var/tmp/portage/kde-base/korganizer-4.3.1/work/korganizer-4.3.1/korganizer/koincidenceeditor.cpp:102
#14 0x00007f5afcc8b95d in KDialog::qt_metacall (this=0x4b00380, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7ffff618a500)
    at /var/tmp/portage/kde-base/kdelibs-4.3.1/work/kdelibs-4.3.1_build/kdeui/kdialog.moc:184
#15 0x00007f5afcd41196 in KPageDialog::qt_metacall (this=0x7ffff6189c50, _c=37246608, _id=0, _a=0x0) at /var/tmp/portage/kde-base/kdelibs-4.3.1/work/kdelibs-4.3.1_build/kdeui/kpagedialog.moc:64
#16 0x00007f5adf4e8a35 in KOIncidenceEditor::qt_metacall (this=0x7ffff6189c50, _c=37246608, _id=0, _a=0x0)
    at /var/tmp/portage/kde-base/korganizer-4.3.1/work/korganizer-4.3.1_build/korganizer/koincidenceeditor.moc:107
#17 0x00007f5adf4eb906 in KOEventEditor::qt_metacall (this=0x7ffff6189c50, _c=37246608, _id=0, _a=0x0)
    at /var/tmp/portage/kde-base/korganizer-4.3.1/work/korganizer-4.3.1_build/korganizer/koeventeditor.moc:71
#18 0x00007f5afb19de6d in QMetaObject::activate (sender=0x56642a8, from_signal_index=<value optimized out>, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3108
#19 0x00007f5afb1a205e in QSignalMapper::mapped (this=0x7ffff6189c50, _t1=4) at .moc/release-shared/moc_qsignalmapper.cpp:95
#20 0x00007f5afb1a2100 in QSignalMapper::map (this=0x56642a8, sender=0x526dbf0) at kernel/qsignalmapper.cpp:266
#21 0x00007f5afb1a32f0 in QSignalMapper::qt_metacall (this=0x56642a8, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7ffff618a690) at .moc/release-shared/moc_qsignalmapper.cpp:81
#22 0x00007f5afb19de6d in QMetaObject::activate (sender=0x526dbf0, from_signal_index=<value optimized out>, to_signal_index=30, argv=0x0) at kernel/qobject.cpp:3108
#23 0x00007f5afc5018d7 in QAbstractButton::clicked (this=0x7ffff6189c50, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:200
#24 0x00007f5afc29b7ab in QAbstractButtonPrivate::emitClicked (this=0x558ce00) at widgets/qabstractbutton.cpp:543
#25 0x00007f5afc29c662 in QAbstractButtonPrivate::click (this=0x558ce00) at widgets/qabstractbutton.cpp:536
#26 0x00007f5afc29c895 in QAbstractButton::mouseReleaseEvent (this=0x526dbf0, e=0x7ffff618afd0) at widgets/qabstractbutton.cpp:1115
#27 0x00007f5afbf96de0 in QWidget::event (this=0x526dbf0, event=0x7ffff618afd0) at kernel/qwidget.cpp:7521
#28 0x00007f5afbf4967d in QApplicationPrivate::notify_helper (this=0x1d17e60, receiver=0x526dbf0, e=0x7ffff618afd0) at kernel/qapplication.cpp:4057
#29 0x00007f5afbf527c9 in QApplication::notify (this=<value optimized out>, receiver=0x526dbf0, e=0x7ffff618afd0) at kernel/qapplication.cpp:3759
#30 0x00007f5afcd158ab in KApplication::notify (this=0x7ffff618ce90, receiver=0x526dbf0, event=0x7ffff618afd0)
    at /var/tmp/portage/kde-base/kdelibs-4.3.1/work/kdelibs-4.3.1/kdeui/kernel/kapplication.cpp:302
#31 0x00007f5afb18ba3b in QCoreApplication::notifyInternal (this=0x7ffff618ce90, receiver=0x526dbf0, event=0x7ffff618afd0) at kernel/qcoreapplication.cpp:606
#32 0x00007f5afbf51a68 in QApplicationPrivate::sendMouseEvent (receiver=0x526dbf0, event=0x7ffff618afd0, alienWidget=0x526dbf0, nativeWidget=0x4b00380, buttonDown=<value optimized out>, 
    lastMouseReceiver=@0x7f5afc8a8f70) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#33 0x00007f5afbfac83c in QETWidget::translateMouseEvent (this=0x4b00380, event=<value optimized out>) at kernel/qapplication_x11.cpp:4448
#34 0x00007f5afbfab375 in QApplication::x11ProcessEvent (this=0x7ffff618ce90, event=0x7ffff618c9c0) at kernel/qapplication_x11.cpp:3566
#35 0x00007f5afbfcff9c in x11EventSourceDispatch (s=0x1d0e3f0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#36 0x00007f5af6591711 in IA__g_main_context_dispatch (context=0x1d0e170) at gmain.c:2144
#37 0x00007f5af6594e8d in g_main_context_iterate (context=0x1d0e170, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2778
#38 0x00007f5af659504b in IA__g_main_context_iteration (context=0x1d0e170, may_block=1) at gmain.c:2841
#39 0x00007f5afb1b0e9f in QEventDispatcherGlib::processEvents (this=0x1d0c980, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:324
#40 0x00007f5afbfcf85f in QGuiEventDispatcherGlib::processEvents (this=0x7ffff6189c50, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#41 0x00007f5afb18a3f2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -166146896}) at kernel/qeventloop.cpp:149
#42 0x00007f5afb18a585 in QEventLoop::exec (this=0x7ffff618ccf0, flags={i = -166146816}) at kernel/qeventloop.cpp:196
#43 0x00007f5afb18c61c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#44 0x0000000000404b59 in main (argc=1, argv=0x7ffff618d468) at /var/tmp/portage/kde-base/kontact-4.3.1/work/kontact-4.3.1/kontact/src/main.cpp:218

This bug may be a duplicate of or related to bug 204657

Reported using DrKonqi