Application that crashed: kontact
Version of the application: 4.3.0 rc2
KDE Version: 4.2.96 (KDE 4.2.96 (KDE 4.3 RC2))
Qt Version: 4.5.2
Operating System: Linux 2.6.29-gentoo-r2 i686

What I was doing when the application crashed:
In KOrganizer, I have unchecked the 'Birthdays' resource of Akonadi resources.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  0xb2a31e61 in ?? ()
#7  0x09a74ee8 in ?? ()
#8  0xbfe3e064 in ?? ()
#9  0xbfe3e068 in ?? ()
#10 0xbfe3e02c in ?? ()
#11 0xb3860ff4 in ?? () from /usr/lib/libkorganizerprivate.so.4
#12 0xb2a31d10 in ?? ()
#13 0xb2a302c8 in ?? ()
#14 0xb2a302c8 in ?? ()
#15 0xb373fc12 in KOrg::IncidenceMonthItem::realStartDate (this=<value optimized out>)
    at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/views/monthview/monthitem.cpp:315
#16 0xb373c79b in KOrg::MonthView::reloadIncidences (this=) at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/views/monthview/monthview.cpp:325
#17 0xb373db3c in KOrg::MonthView::setStartDate (this=) at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/views/monthview/monthview.cpp:291
#18 0xb373dbb3 in KOrg::MonthView::showDates (this=) at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/views/monthview/monthview.cpp:278
#19 0xb37898aa in KOViewManager::updateView (this=<value optimized out>, start=) at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/koviewmanager.cpp:215
#20 0xb377725b in CalendarView::updateView (this=<value optimized out>, start=) at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/calendarview.cpp:801
#21 0xb3779074 in CalendarView::updateView (this=) at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/calendarview.cpp:810
#22 0xb37769e1 in CalendarView::resourcesChanged (this=) at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/calendarview.cpp:2528
#23 0xb3787b2c in CalendarView::qt_metacall (this=<value optimized out>, _c=<value optimized out>, _id=<value optimized out>, _a=<value optimized out>)
    at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96_build/korganizer/calendarview.moc:571
#24 0x4114ad59 in QMetaObject::activate (sender=) at kernel/qobject.cpp:3101
#25 0x4114b386 in QMetaObject::activate (sender=<value optimized out>, m=) at kernel/qobject.cpp:3178
#26 0x4332fd86 in KCal::Calendar::calendarChanged (this=) at /var/tmp/portage/kde-base/kdepimlibs-4.2.96/work/kdepimlibs-4.2.96_build/kcal/calendar.moc:86
#27 0x4332fdfd in KCal::Calendar::qt_metacall (this=<value optimized out>, _c=<value optimized out>, _id=<value optimized out>, _a=)
    at /var/tmp/portage/kde-base/kdepimlibs-4.2.96/work/kdepimlibs-4.2.96_build/kcal/calendar.moc:73
#28 0x43398c43 in KCal::CalendarResources::qt_metacall (this=) at /var/tmp/portage/kde-base/kdepimlibs-4.2.96/work/kdepimlibs-4.2.96_build/kcal/calendarresources.moc:76
#29 0x4114ad59 in QMetaObject::activate (sender=) at kernel/qobject.cpp:3101
#30 0x4114b386 in QMetaObject::activate (sender=<value optimized out>, m=) at kernel/qobject.cpp:3178
#31 0x43386106 in KCal::ResourceCalendar::resourceChanged (this=) at /var/tmp/portage/kde-base/kdepimlibs-4.2.96/work/kdepimlibs-4.2.96_build/kcal/resourcecalendar.moc:117
#32 0xb2b5ca7f in KCal::ResourceAkonadi::Private::incidenceRemoved (this=0x98c1d18, uid=@0xbfe3e7b4, subResourceIdentifier=@0xb2a31d10)
    at /var/tmp/portage/kde-base/akonadi-4.2.96/work/akonadi-4.2.96/kresources/kcal/resourceakonadi_p.cpp:423
#33 0xb2b5d3d2 in KCal::ResourceAkonadi::Private::qt_metacall (this=0x98c1d18, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfe3e76c)
    at /var/tmp/portage/kde-base/akonadi-4.2.96/work/akonadi-4.2.96_build/kresources/kcal/resourceakonadi_p.moc:77
#34 0x4114ad59 in QMetaObject::activate (sender=) at kernel/qobject.cpp:3101
#35 0x4114b386 in QMetaObject::activate (sender=<value optimized out>, m=) at kernel/qobject.cpp:3178
#36 0xb2b64f4e in SubResource::incidenceRemoved (this=0xb2a24420, _t1=@0xbfe3e7b4, _t2=@0xbfe3e7b0)
    at /var/tmp/portage/kde-base/akonadi-4.2.96/work/akonadi-4.2.96_build/kresources/kcal/subresource.moc:100
#37 0xb2b658fb in SubResource::itemRemoved (this=0xb2a24420, item=@0xb2a410a0) at /var/tmp/portage/kde-base/akonadi-4.2.96/work/akonadi-4.2.96/kresources/kcal/subresource.cpp:163
#38 0xb2b7f6b9 in SubResourceBase::setActive (this=0xb2a24420, active=false) at /var/tmp/portage/kde-base/akonadi-4.2.96/work/akonadi-4.2.96/kresources/shared/subresourcebase.cpp:63
#39 0xb2b5719e in KCal::ResourceAkonadi::setSubresourceActive (this=0x9a424e0, subResource=@0x9a4fa94, active=false)
    at /var/tmp/portage/kde-base/akonadi-4.2.96/work/akonadi-4.2.96/kresources/kcal/resourceakonadi.cpp:278
#40 0xb3802d8c in ResourceItem::stateChange (this=<value optimized out>, active=<value optimized out>)
    at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/resourceview.cpp:197
#41 0xb3802e29 in ResourceView::slotItemClicked (this=) at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96/korganizer/resourceview.cpp:817
#42 0xb3807407 in ResourceView::qt_metacall (this=) at /var/tmp/portage/kde-base/korganizer-4.2.96/work/korganizer-4.2.96_build/korganizer/resourceview.moc:121
#43 0x4114ad59 in QMetaObject::activate (sender=) at kernel/qobject.cpp:3101
#44 0x4114b386 in QMetaObject::activate (sender=<value optimized out>, m=) at kernel/qobject.cpp:3178
#45 0xb7b4767e in QTreeWidget::itemClicked (this=0x98ab130, _t1=0x9a4fa58, _t2=0) at .moc/release-shared/moc_qtreewidget.cpp:201
#46 0xb7b4b702 in QTreeWidgetPrivate::_q_emitItemClicked (this=0x989f098, index=@0x8dfbe40) at itemviews/qtreewidget.cpp:2228
#47 0xb7b541ca in QTreeWidget::qt_metacall (this=0x98ab130, _c=QMetaObject::InvokeMetaMethod, _id=16, _a=0xbfe3eae0) at .moc/release-shared/moc_qtreewidget.cpp:144
#48 0x4114ad59 in QMetaObject::activate (sender=) at kernel/qobject.cpp:3101
#49 0x4114b386 in QMetaObject::activate (sender=<value optimized out>, m=) at kernel/qobject.cpp:3178
#50 0xb7ace576 in QAbstractItemView::clicked (this=0x98ab130, _t1=@0x8dfbe40) at .moc/release-shared/moc_qabstractitemview.cpp:321
#51 0xb7adcbc7 in QAbstractItemView::mouseReleaseEvent (this=0x98ab130, event=0xbfe3f42c) at itemviews/qabstractitemview.cpp:1660
#52 0xb7b1abfc in QTreeView::mouseReleaseEvent (this=0x98ab130, event=0xbfe3f42c) at itemviews/qtreeview.cpp:1796
#53 0xb762b30c in QWidget::event (this=0x98ab130, event=0xbfe3f42c) at kernel/qwidget.cpp:7549
#54 0xb799ee5a in QFrame::event (this=0x98ab130, e=0xbfe3f42c) at widgets/qframe.cpp:559
#55 0xb7a365d0 in QAbstractScrollArea::viewportEvent (this=0x98ab130, e=0xb2a31d10) at widgets/qabstractscrollarea.cpp:962
#56 0xb7addbf3 in QAbstractItemView::viewportEvent (this=0x98ab130, event=0xbfe3f42c) at itemviews/qabstractitemview.cpp:1476
#57 0xb7b19022 in QTreeView::viewportEvent (this=0x98ab130, event=0xbfe3f42c) at itemviews/qtreeview.cpp:1266
#58 0xb7a38b06 in QAbstractScrollAreaFilter::eventFilter (this=0x98a86f0, o=0x98aa618, e=0xbfe3f42c) at widgets/qabstractscrollarea_p.h:100
#59 0x41136d64 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=<value optimized out>, event=) at kernel/qcoreapplication.cpp:726
#60 0xb75d4747 in QApplicationPrivate::notify_helper (this=0x891ea78, receiver=0x98aa618, e=0xbfe3f42c) at kernel/qapplication.cpp:4052
#61 0xb75de09c in QApplication::notify (this=0xbfe40d6c, receiver=0x98aa618, e=0xbfe3f42c) at kernel/qapplication.cpp:3758
#62 0x426710a2 in KApplication::notify (this=<value optimized out>, receiver=) at /var/tmp/portage/kde-base/kdelibs-4.2.96/work/kdelibs-4.2.96/kdeui/kernel/kapplication.cpp:302
#63 0x41137bfd in QCoreApplication::notifyInternal (this=) at kernel/qcoreapplication.cpp:606
#64 0xb75dd016 in QApplicationPrivate::sendMouseEvent (receiver=0x98aa618, event=0xbfe3f42c, alienWidget=0x98aa618, nativeWidget=0x89351f8, buttonDown=0xb7cdda40, lastMouseReceiver=@0xb7cdda44)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#65 0xb76431a8 in QETWidget::translateMouseEvent (this=0x89351f8, event=0xbfe409ac) at kernel/qapplication_x11.cpp:4409
#66 0xb76425a1 in QApplication::x11ProcessEvent (this=0xbfe40d6c, event=0xbfe409ac) at kernel/qapplication_x11.cpp:3428
#67 0xb766a5bc in x11EventSourceDispatch (s=0x8921668, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#68 0x4212a8fb in IA__g_main_context_dispatch (context=0x8920a90) at gmain.c:1824
#69 0x4212e068 in g_main_context_iterate (context=0x8920a90, block=1, dispatch=1, self=0x891e110) at gmain.c:2455
#70 0x4212e1f0 in IA__g_main_context_iteration (context=0x8920a90, may_block=1) at gmain.c:2518
#71 0x41160b59 in QEventDispatcherGlib::processEvents (this=) at kernel/qeventdispatcher_glib.cpp:327
#72 0xb7669deb in QGuiEventDispatcherGlib::processEvents (this=0x88fe778, flags={i = -1075573880}) at kernel/qguieventdispatcher_glib.cpp:202
#73 0x411362b4 in QEventLoop::processEvents (this=) at kernel/qeventloop.cpp:149
#74 0x4113648d in QEventLoop::exec (this=) at kernel/qeventloop.cpp:197
#75 0x41138782 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#76 0xb75d45c5 in QApplication::exec () at kernel/qapplication.cpp:3525
#77 0x0804c29a in main (argc=-1075572892, argv=0xbfe40ca0) at /var/tmp/portage/kde-base/kontact-4.2.96/work/kontact-4.2.96/kontact/src/main.cpp:218

Reported using DrKonqi