Application that crashed: kontact
Version of the application: 4.3.2
KDE Version: 4.3.1 (KDE 4.3.1) "release 6"
Qt Version: 4.5.3
Operating System: Linux 2.6.31.8-0.1-desktop i686
Distribution: "openSUSE 11.2 (i586)"

What I was doing when the application crashed:
After enableing this option
Settings -> Configure KMail -> Misc -> Groupware -> Enable IMAP resource functionality, "Standard (Ical / VCal)" 

Kontact chrashed und keeps crashing on startup.

greeting

waw

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  0xb080f407 in KMailICalIfaceImpl::readConfig (this=0x8382068) at /usr/src/debug/kdepim-4.3.1/kmail/kmailicalifaceimpl.cpp:1789
#7  0xb06d64dd in KMKernel::setupDBus (this=0x83598a0) at /usr/src/debug/kdepim-4.3.1/kmail/kmkernel.cpp:207
#8  0xb0bd599f in KMailPart::KMailPart (this=0x82758b8, parentWidget=0x80dcd48, parent=0x0, __in_chrg=<value optimized out>, __vtt_parm=<value optimized out>)
    at /usr/src/debug/kdepim-4.3.1/kmail/kmail_part.cpp:83
#9  0xb0bd7064 in KPluginFactory::createPartInstance<KMailPart> (parentWidget=0x80dcd48, parent=0x80dcd48, args=...) at /usr/include/kpluginfactory.h:467
#10 0xb71a4b09 in KPluginFactory::create(char const*, QWidget*, QObject*, QList<QVariant> const&, QString const&) () from /usr/lib/libkdecore.so.5
#11 0xb773e9f1 in create<KParts::ReadOnlyPart> (args=<value optimized out>, parent=<value optimized out>, this=<value optimized out>) at /usr/include/kpluginfactory.h:491
#12 Kontact::Core::createPart (args=<value optimized out>, parent=<value optimized out>, this=<value optimized out>) at /usr/src/debug/kdepim-4.3.1/kontactinterfaces/core.cpp:87
#13 0xb773f767 in Kontact::Plugin::loadPart (this=0x82990a0) at /usr/src/debug/kdepim-4.3.1/kontactinterfaces/plugin.cpp:148
#14 0xb0cdc7ea in KMailPlugin::createPart (this=0x82990a0) at /usr/src/debug/kdepim-4.3.1/kontact/plugins/kmail/kmail_plugin.cpp:170
#15 0xb773f6c0 in Kontact::Plugin::part (this=0x82990a0) at /usr/src/debug/kdepim-4.3.1/kontactinterfaces/plugin.cpp:187
#16 0xb775e5bf in Kontact::MainWindow::selectPlugin (this=0x80dcd48, plugin=0x82990a0) at /usr/src/debug/kdepim-4.3.1/kontact/src/mainwindow.cpp:754
#17 0xb77593dc in Kontact::MainWindow::loadSettings (this=0x80dcd48) at /usr/src/debug/kdepim-4.3.1/kontact/src/mainwindow.cpp:926
#18 0xb7762c45 in Kontact::MainWindow::initObject (this=0x80dcd48) at /usr/src/debug/kdepim-4.3.1/kontact/src/mainwindow.cpp:226
#19 0xb7763107 in Kontact::MainWindow::MainWindow (this=0x80dcd48, __in_chrg=<value optimized out>, __vtt_parm=<value optimized out>) at /usr/src/debug/kdepim-4.3.1/kontact/src/mainwindow.cpp:162
#20 0x0804be8e in KontactApp::newInstance (this=0xbff69554) at /usr/src/debug/kdepim-4.3.1/kontact/src/main.cpp:134
#21 0xb73fe2b3 in KUniqueApplicationAdaptor::newInstance (this=0x80d7ef0, asn_id=..., args=...) at /usr/src/debug/kdelibs-4.3.1/kdeui/kernel/kuniqueapplication.cpp:459
#22 0xb73fea0c in KUniqueApplicationAdaptor::qt_metacall (this=0x80d7ef0, _c=InvokeMetaMethod, _id=0, _a=0xbff68bec) at /usr/src/debug/kdelibs-4.3.1/build/kdeui/kuniqueapplication_p.moc:75
#23 0xb577ab4f in QDBusConnectionPrivate::deliverCall (this=0x806b7c8, object=0x80d7ef0, msg=..., metaTypes=..., slotIdx=0) at qdbusintegrator.cpp:891
#24 0xb577b9e2 in QDBusConnectionPrivate::activateCall (this=0x806b7c8, object=0x80d7ef0, flags=337, msg=...) at qdbusintegrator.cpp:796
#25 0xb577c3a2 in QDBusConnectionPrivate::activateObject (this=0x806b7c8, node=..., msg=..., pathStartPos=-1074360996) at qdbusintegrator.cpp:1347
#26 0xb577c658 in QDBusActivateObjectEvent::placeMetaCall (this=0x80f4160) at qdbusintegrator.cpp:1464
#27 0xb6ecb796 in QObject::event (this=0xbff69554, e=0x80f4160) at kernel/qobject.cpp:1111
#28 0xb6ebac8a in QCoreApplication::event (this=0xbff69554, e=0x80f4160) at kernel/qcoreapplication.cpp:1434
#29 0xb6507538 in QApplication::event (this=0xbff69554, e=0x80f4160) at kernel/qapplication.cpp:2317
#30 0xb65018fc in QApplicationPrivate::notify_helper (this=0x807af30, receiver=0xbff69554, e=0x80f4160) at kernel/qapplication.cpp:4065
#31 0xb650934e in QApplication::notify (this=0xbff69554, receiver=0xbff69554, e=0x80f4160) at kernel/qapplication.cpp:3605
#32 0xb73f6ce1 in KApplication::notify (this=0xbff69554, receiver=0xbff69554, event=0x80f4160) at /usr/src/debug/kdelibs-4.3.1/kdeui/kernel/kapplication.cpp:302
#33 0xb6ebb32e in QCoreApplication::notifyInternal (this=0xbff69554, receiver=0xbff69554, event=0x80f4160) at kernel/qcoreapplication.cpp:610
#34 0xb6ebbfdc in sendEvent (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.h:213
#35 QCoreApplicationPrivate::sendPostedEvents (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.cpp:1247
#36 0xb6ebc19c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1140
#37 0xb6ee74dd in sendPostedEvents () at kernel/qcoreapplication.h:218
#38 postEventSourceDispatch () at kernel/qeventdispatcher_glib.cpp:276
#39 0xb480b4c2 in g_main_dispatch (context=<value optimized out>) at gmain.c:1960
#40 IA__g_main_context_dispatch (context=<value optimized out>) at gmain.c:2513
#41 0xb480ed98 in g_main_context_iterate (context=0x8074690, block=<value optimized out>, dispatch=1, self=0x807dde0) at gmain.c:2591
#42 0xb480eebe in IA__g_main_context_iteration (context=0x8074690, may_block=1) at gmain.c:2654
#43 0xb6ee7011 in QEventDispatcherGlib::processEvents (this=0x80541c0, flags=...) at kernel/qeventdispatcher_glib.cpp:407
#44 0xb65a329a in QGuiEventDispatcherGlib::processEvents (this=0x80541c0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#45 0xb6eb998d in QEventLoop::processEvents (this=0xbff694b4, flags=) at kernel/qeventloop.cpp:149
#46 0xb6eb9dd9 in QEventLoop::exec (this=0xbff694b4, flags=...) at kernel/qeventloop.cpp:201
#47 0xb6ebc270 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#48 0xb6501774 in QApplication::exec () at kernel/qapplication.cpp:3525
#49 0x0804b546 in main (argc=1, argv=0xbff69764) at /usr/src/debug/kdepim-4.3.1/kontact/src/main.cpp:218

Reported using DrKonqi