Application that crashed: kontact
Version of the application: 4.3.2
KDE Version: 4.3.5 (KDE 4.3.5) "release 3"
Qt Version: 4.5.3
Operating System: Linux 2.6.31.8-0.1-default i686
Distribution: "openSUSE 11.2 (i586)"

What I was doing when the application crashed:
std.ics on 1st computer was updated/changed from 2nd computer on my home network using samba, resulting in 1st computer KDE PIM crash

Only action taken was updating "changeing an appointment time & date" on the std.ics file that is on the 1st computer from the 2nd computer

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  0xb00e0091 in QWidget::setUpdatesEnabled(bool) () from /usr/lib/libkorganizerprivate.so.4
#7  0xb00dd5ca in QWidget::setUpdatesEnabled(bool) () from /usr/lib/libkorganizerprivate.so.4
#8  0xb00de855 in QWidget::setUpdatesEnabled(bool) () from /usr/lib/libkorganizerprivate.so.4
#9  0xb00de8d2 in QWidget::setUpdatesEnabled(bool) () from /usr/lib/libkorganizerprivate.so.4
#10 0xb012a0ba in ?? () from /usr/lib/libkorganizerprivate.so.4
#11 0xb0117a7a in CalendarView::updateView(QDate const&, QDate const&, bool) () from /usr/lib/libkorganizerprivate.so.4
#12 0xb01197c2 in CalendarView::updateView() () from /usr/lib/libkorganizerprivate.so.4
#13 0xb0117160 in CalendarView::resourcesChanged() () from /usr/lib/libkorganizerprivate.so.4
#14 0xb01288db in CalendarView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkorganizerprivate.so.4
#15 0xb6ed5864 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#16 0xb6ed6585 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#17 0xb50c0895 in KCal::Calendar::calendarChanged (this=0x861c7c8) at /usr/src/debug/kdepimlibs-4.3.1/build/kcal/calendar.moc:86
#18 0xb50c0902 in KCal::Calendar::qt_metacall (this=0x861c7c8, _c=InvokeMetaMethod, _id=4, _a=0xbff1e058) at /usr/src/debug/kdepimlibs-4.3.1/build/kcal/calendar.moc:73
#19 0xb512ab42 in KCal::CalendarResources::qt_metacall (this=0x861c7c8, _c=InvokeMetaMethod, _id=4, _a=0xbff1e058) at /usr/src/debug/kdepimlibs-4.3.1/build/kcal/calendarresources.moc:76
#20 0xb6ed5864 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#21 0xb6ed6585 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#22 0xb5117455 in KCal::ResourceCalendar::resourceChanged (this=0x85e2818, _t1=0x85e2818) at /usr/src/debug/kdepimlibs-4.3.1/build/kcal/resourcecalendar.moc:117
#23 0xb51191f5 in KCal::ResourceLocal::reload (this=0x85e2818) at /usr/src/debug/kdepimlibs-4.3.1/kcal/resourcelocal.cpp:208
#24 0xb5119366 in KCal::ResourceLocal::qt_metacall (this=0x85e2818, _c=InvokeMetaMethod, _id=18, _a=0xbff1e188) at /usr/src/debug/kdepimlibs-4.3.1/build/kcal/resourcelocal.moc:66
#25 0xb6ed5864 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#26 0xb6ed6585 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#27 0xb58cefb5 in KDirWatch::dirty(QString const&) () from /usr/lib/libkio.so.5
#28 0xb58cf8e4 in KDirWatch::setDirty(QString const&) () from /usr/lib/libkio.so.5
#29 0xb58d0120 in ?? () from /usr/lib/libkio.so.5
#30 0xb58d9a33 in ?? () from /usr/lib/libkio.so.5
#31 0xb58da014 in ?? () from /usr/lib/libkio.so.5
#32 0xb6ed5864 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#33 0xb6ed6585 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#34 0xb6f11715 in QTimer::timeout() () from /usr/lib/libQtCore.so.4
#35 0xb6edb196 in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/libQtCore.so.4
#36 0xb6ecf51b in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#37 0xb65058fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#38 0xb650d34e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#39 0xb7402521 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#40 0xb6ebf32e in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#41 0xb6eee356 in ?? () from /usr/lib/libQtCore.so.4
#42 0xb6eeb325 in ?? () from /usr/lib/libQtCore.so.4
#43 0xb480d4c2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#44 0xb4810d98 in ?? () from /usr/lib/libglib-2.0.so.0
#45 0xb4810ebe in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#46 0xb6eeb011 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#47 0xb65a729a in ?? () from /usr/lib/libQtGui.so.4
#48 0xb6ebd98d in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#49 0xb6ebddd9 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#50 0xb6ec0270 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#51 0xb6505774 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#52 0x0804b546 in _start ()

Reported using DrKonqi