Application that crashed: kontact
Version of the application: 4.3.1
KDE Version: 4.3.1 (KDE 4.3.1)
Qt Version: 4.5.2
Operating System: Linux 2.6.28-11-generic i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
kpilot address book conduit begin to work during a normal sync then after a while it crashes

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  0xb72660ca in KCal::Todo::hasDueDate (this=0xbfc62a30) at /build/buildd/kdepimlibs-4.3.1/kcal/todo.cpp:241
#7  0xab44122f in KOrg::IncidenceMonthItem::realStartDate (this=0xb667050) at /build/buildd/kdepim-4.3.1/korganizer/views/monthview/monthitem.cpp:317
#8  0xab43de91 in KOrg::MonthView::reloadIncidences (this=0xb5284b8) at /build/buildd/kdepim-4.3.1/korganizer/views/monthview/monthview.cpp:325
#9  0xab43f1b0 in KOrg::MonthView::setStartDate (this=0xb5284b8, start=@0xbfc62cc8) at /build/buildd/kdepim-4.3.1/korganizer/views/monthview/monthview.cpp:291
#10 0xab43f21e in KOrg::MonthView::showDates (this=0xb5284b8, start=@0xb634ebc, end=@0xb634ecc) at /build/buildd/kdepim-4.3.1/korganizer/views/monthview/monthview.cpp:278
#11 0xab48852a in KOViewManager::updateView (this=0xb446f00, start=@0xb634ebc, end=@0xb634ecc) at /build/buildd/kdepim-4.3.1/korganizer/koviewmanager.cpp:215
#12 0xab476ab7 in CalendarView::updateView (this=0xb4257c0, start=@0xb634ebc, end=@0xb634ecc, updateTodos=true) at /build/buildd/kdepim-4.3.1/korganizer/calendarview.cpp:801
#13 0xab47878d in CalendarView::updateView (this=0xb4257c0) at /build/buildd/kdepim-4.3.1/korganizer/calendarview.cpp:810
#14 0xab476270 in CalendarView::resourcesChanged (this=0xb4257c0) at /build/buildd/kdepim-4.3.1/korganizer/calendarview.cpp:2528
#15 0xab48676a in CalendarView::qt_metacall (this=0xb4257c0, _c=QMetaObject::InvokeMetaMethod, _id=174, _a=0xbfc62ec8) at /build/buildd/kdepim-4.3.1/obj-i486-linux-gnu/korganizer/calendarview.moc:571
#16 0xb5bd81b8 in QMetaObject::activate (sender=0xb477818, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#17 0xb5bd8e42 in QMetaObject::activate (sender=0xb477818, m=0xb7320e2c, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#18 0xb7286d17 in KCal::Calendar::calendarChanged (this=0xb477818) at /build/buildd/kdepimlibs-4.3.1/obj-i486-linux-gnu/kcal/calendar.moc:86
#19 0xb7286d85 in KCal::Calendar::qt_metacall (this=0xb477818, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfc6303c) at /build/buildd/kdepimlibs-4.3.1/obj-i486-linux-gnu/kcal/calendar.moc:73
#20 0xb72eb43a in KCal::CalendarResources::qt_metacall (this=0xb477818, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbfc6303c)
    at /build/buildd/kdepimlibs-4.3.1/obj-i486-linux-gnu/kcal/calendarresources.moc:76
#21 0xb5bd81b8 in QMetaObject::activate (sender=0xb47cfa8, from_signal_index=4, to_signal_index=4, argv=0xbfc6303c) at kernel/qobject.cpp:3113
#22 0xb5bd8e42 in QMetaObject::activate (sender=0xb47cfa8, m=0xb73217b4, local_signal_index=0, argv=0xbfc6303c) at kernel/qobject.cpp:3187
#23 0xb72d9353 in KCal::ResourceCalendar::resourceChanged (this=0xb47cfa8, _t1=0xb47cfa8) at /build/buildd/kdepimlibs-4.3.1/obj-i486-linux-gnu/kcal/resourcecalendar.moc:117
#24 0xb72dade5 in KCal::ResourceLocal::reload (this=0xb47cfa8) at /build/buildd/kdepimlibs-4.3.1/kcal/resourcelocal.cpp:208
#25 0xb72daf35 in KCal::ResourceLocal::qt_metacall (this=0xb47cfa8, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfc6315c)
    at /build/buildd/kdepimlibs-4.3.1/obj-i486-linux-gnu/kcal/resourcelocal.moc:66
#26 0xb5bd81b8 in QMetaObject::activate (sender=0xb47cefc, from_signal_index=5, to_signal_index=5, argv=0xbfc6315c) at kernel/qobject.cpp:3113
#27 0xb5bd8e42 in QMetaObject::activate (sender=0xb47cefc, m=0xb70a52e4, local_signal_index=1, argv=0xbfc6315c) at kernel/qobject.cpp:3187
#28 0xb6f395e3 in KDirWatch::created (this=0xb47cefc, _t1=@0xbfc631e8) at /build/buildd/kde4libs-4.3.1/obj-i486-linux-gnu/kio/kdirwatch.moc:90
#29 0xb6f39f22 in KDirWatch::setCreated (this=0xb47cefc, _file=@0xbfc631e8) at /build/buildd/kde4libs-4.3.1/kio/kio/kdirwatch.cpp:1742
#30 0xb6f3a489 in KDirWatchPrivate::emitEvent (this=0xa6f5d50, e=0xb497644, event=2, fileName=@0xbfc63328) at /build/buildd/kde4libs-4.3.1/kio/kio/kdirwatch.cpp:1222
#31 0xb6f429d0 in KDirWatchPrivate::slotRescan (this=0xa6f5d50) at /build/buildd/kde4libs-4.3.1/kio/kio/kdirwatch.cpp:1319
#32 0xb6f42edb in KDirWatchPrivate::qt_metacall (this=0xa6f5d50, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfc63408) at /build/buildd/kde4libs-4.3.1/obj-i486-linux-gnu/kio/kdirwatch_p.moc:73
#33 0xb5bd81b8 in QMetaObject::activate (sender=0xa6f5d98, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#34 0xb5bd8e42 in QMetaObject::activate (sender=0xa6f5d98, m=0xb5cb5904, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#35 0xb5c14687 in QTimer::timeout (this=0xa6f5d98) at .moc/release-shared/moc_qtimer.cpp:128
#36 0xb5bde5ce in QTimer::timerEvent (this=0xa6f5d98, e=0xbfc6388c) at kernel/qtimer.cpp:261
#37 0xb5bd316f in QObject::event (this=0xa6f5d98, e=0xbfc6388c) at kernel/qobject.cpp:1075
#38 0xb6085d3c in QApplicationPrivate::notify_helper (this=0x9f16158, receiver=0xa6f5d98, e=0xbfc6388c) at kernel/qapplication.cpp:4056
#39 0xb608e03e in QApplication::notify (this=0xbfc63b38, receiver=0xa6f5d98, e=0xbfc6388c) at kernel/qapplication.cpp:3603
#40 0xb6c7f85d in KApplication::notify (this=0xbfc63b38, receiver=0xa6f5d98, event=0xbfc6388c) at /build/buildd/kde4libs-4.3.1/kdeui/kernel/kapplication.cpp:302
#41 0xb5bc2bcb in QCoreApplication::notifyInternal (this=0xbfc63b38, receiver=0xa6f5d98, event=0xbfc6388c) at kernel/qcoreapplication.cpp:610
#42 0xb5bf1d51 in QTimerInfoList::activateTimers (this=0x9f025ac) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#43 0xb5bee3a0 in timerSourceDispatch (source=0x9f02578) at kernel/qeventdispatcher_glib.cpp:165
#44 0xb4c93b88 in IA__g_main_context_dispatch (context=0x9f0bc00) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:1814
#45 0xb4c970eb in g_main_context_iterate (context=0x9f0bc00, block=1, dispatch=1, self=0x9f09568) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2448
#46 0xb4c97268 in IA__g_main_context_iteration (context=0x9f0bc00, may_block=1) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2511
#47 0xb5bee2f8 in QEventDispatcherGlib::processEvents (this=0x9ee3028, flags={i = -1077528056}) at kernel/qeventdispatcher_glib.cpp:327
#48 0xb6127a75 in QGuiEventDispatcherGlib::processEvents (this=0x9ee3028, flags={i = -1077528008}) at kernel/qguieventdispatcher_glib.cpp:202
#49 0xb5bc11fa in QEventLoop::processEvents (this=0xbfc63ab0, flags={i = -1077527944}) at kernel/qeventloop.cpp:149
#50 0xb5bc1642 in QEventLoop::exec (this=0xbfc63ab0, flags={i = -1077527880}) at kernel/qeventloop.cpp:201
#51 0xb5bc3ae9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#52 0xb6085bb7 in QApplication::exec () at kernel/qapplication.cpp:3525
#53 0x0804bfef in main (argc=1, argv=0xbfc63e34) at /build/buildd/kdepim-4.3.1/kontact/src/main.cpp:218

Reported using DrKonqi