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 2.6.28-15-generic x86_64
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
Kontact crashes when starts

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#5  Kontact::MainWindow::activatePluginModule (this=0x18777f0) at /build/buildd/kdepim-4.3.1/kontact/src/mainwindow.cpp:303
#6  0x00000000004036a2 in KontactApp::newInstance (this=0x7fff3a665a50) at /build/buildd/kdepim-4.3.1/kontact/src/main.cpp:147
#7  0x00007fae2eb2dd26 in KUniqueApplicationAdaptor::newInstance (this=0x18802d0, asn_id=<value optimized out>, args=@0x4806630)
    at /build/buildd/kde4libs-4.3.1/kdeui/kernel/kuniqueapplication.cpp:459
#8  0x00007fae2eb2ddb2 in KUniqueApplicationAdaptor::qt_metacall (this=0x18802d0, _c=QMetaObject::InvokeMetaMethod, _id=979781487, _a=0x7fff3a664cf0)
    at /build/buildd/kde4libs-4.3.1/obj-x86_64-linux-gnu/kdeui/kuniqueapplication_p.moc:75
#9  0x00007fae2cebb453 in QDBusConnectionPrivate::deliverCall (this=0x17f5790, object=0x18802d0, msg=@0x1f52230, metaTypes=@0x1f5ae00, slotIdx=4) at qdbusintegrator.cpp:891
#10 0x00007fae2cebc778 in QDBusConnectionPrivate::activateCall (this=0x17f5790, object=0x18802d0, flags=337, msg=@0x1f52230) at qdbusintegrator.cpp:803
#11 0x00007fae2cebcda1 in QDBusConnectionPrivate::activateObject (this=0x17f5790, node=@0x1f52208, msg=@0x1f52230, pathStartPos=<value optimized out>) at qdbusintegrator.cpp:1347
#12 0x00007fae2cebd0b8 in QDBusActivateObjectEvent::placeMetaCall (this=0x1f521c0) at qdbusintegrator.cpp:1464
#13 0x00007fae2cbb15d8 in QObject::event (this=0x7fff3a665a50, e=0x1f521c0) at kernel/qobject.cpp:1111
#14 0x00007fae2d7276ca in QApplication::event (this=0x7fff3a665a50, e=0x1f521c0) at kernel/qapplication.cpp:2317
#15 0x00007fae2d721f4d in QApplicationPrivate::notify_helper (this=0x1820e30, receiver=0x7fff3a665a50, e=0x1f521c0) at kernel/qapplication.cpp:4056
#16 0x00007fae2d72a18a in QApplication::notify (this=0x7fff3a665a50, receiver=0x7fff3a665a50, e=0x1f521c0) at kernel/qapplication.cpp:4021
#17 0x00007fae2eb26deb in KApplication::notify (this=0x7fff3a665a50, receiver=0x7fff3a665a50, event=0x1f521c0) at /build/buildd/kde4libs-4.3.1/kdeui/kernel/kapplication.cpp:302
#18 0x00007fae2cba16ac in QCoreApplication::notifyInternal (this=0x7fff3a665a50, receiver=0x7fff3a665a50, event=0x1f521c0) at kernel/qcoreapplication.cpp:610
#19 0x00007fae2cba231a in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x17d8850) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#20 0x00007fae2cbcae03 in postEventSourceDispatch (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#21 0x00007fae262f220a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#22 0x00007fae262f58e0 in ?? () from /usr/lib/libglib-2.0.so.0
#23 0x00007fae262f5a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#24 0x00007fae2cbcaa8f in QEventDispatcherGlib::processEvents (this=0x17d80a0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#25 0x00007fae2d7babdf in QGuiEventDispatcherGlib::processEvents (this=0x18777f0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#26 0x00007fae2cb9ff42 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 979786096}) at kernel/qeventloop.cpp:149
#27 0x00007fae2cba0314 in QEventLoop::exec (this=0x7fff3a6659b0, flags={i = 979786176}) at kernel/qeventloop.cpp:201
#28 0x00007fae2cba25e4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#29 0x0000000000404945 in main (argc=1, argv=0x7fff3a666138) at /build/buildd/kdepim-4.3.1/kontact/src/main.cpp:218

This bug may be a duplicate of or related to bug 205668

Reported using DrKonqi