Application that crashed: kontact
Version of the application: 4.3.2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-14-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
System: Kubuntu 9.10 AMD64 Bit

I clicked accidentally on a vcf file. Kontact was already active in the background. After declining the import of the file, kontact crashed.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
The current source language is "auto; currently c".
[KCrash Handler]
#5  QListData::size (this=0x2fb1e90) at /usr/include/qt4/QtCore/qlist.h:87
#6  QList<QByteArray>::count (this=0x2fb1e90) at /usr/include/qt4/QtCore/qlist.h:250
#7  KCmdLineArgs::count (this=0x2fb1e90) at ../../kdecore/kernel/kcmdlineargs.cpp:1530
#8  0x00007f881418afa6 in KABCore::handleCommandLine (this=<value optimized out>) at ../../kaddressbook/kabcore.cpp:1558
#9  0x00007f881441fa78 in CoreAdaptor::qt_metacall (this=0x2e7c9a0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffada8cb20) at kaddressbookpartadaptor.moc:104
#10 0x00007f8833a26ad4 in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>)
    at qdbusintegrator.cpp:891
#11 0x00007f8833a27c69 in QDBusConnectionPrivate::activateCall (this=<value optimized out>, object=0x2e7c9a0, flags=273, msg=...) at qdbusintegrator.cpp:796
#12 0x00007f8833a28547 in QDBusConnectionPrivate::activateObject (this=<value optimized out>, node=..., msg=<value optimized out>, pathStartPos=<value optimized out>) at qdbusintegrator.cpp:1347
#13 0x00007f8833a28f11 in QDBusConnectionPrivate::handleObjectCall (this=<value optimized out>, msg=<value optimized out>) at qdbusintegrator.cpp:1443
#14 0x00007f8833a29305 in QDBusConnectionPrivate::handleMessage (this=<value optimized out>, amsg=...) at qdbusintegrator.cpp:535
#15 0x00007f8833a295dd in QDBusConnectionPrivate::sendWithReplyLocal (this=0x12a2a50, message=...) at qdbusintegrator.cpp:1797
#16 0x00007f8833a2a3bb in QDBusConnectionPrivate::sendWithReplyAsync (this=0x12a2a50, message=..., timeout=<value optimized out>) at qdbusintegrator.cpp:1832
#17 0x00007f8833a135d0 in QDBusConnection::asyncCall (this=<value optimized out>, message=..., timeout=436960) at qdbusconnection.cpp:542
#18 0x00007f8833a31efb in QDBusAbstractInterface::asyncCallWithArgumentList (this=<value optimized out>, method=..., args=<value optimized out>) at qdbusabstractinterface.cpp:430
#19 0x00007f8821697a7a in OrgKdeKAddressbookCoreInterface::handleCommandLine (this=<value optimized out>) at ./coreinterface.h:62
#20 KABUniqueAppHandler::newInstance (this=<value optimized out>) at ../../../../kontact/plugins/kaddressbook/kaddressbook_plugin.cpp:210
#21 0x00007f883759e0f9 in Kontact::UniqueAppHandler::newInstance (this=0x16d2bb0, asn_id=<value optimized out>, args=...) at ../../kontactinterfaces/uniqueapphandler.cpp:128
#22 0x00007f883759e164 in Kontact::UniqueAppHandler::qt_metacall (this=0x16d2bb0, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fffada8daa0) at ./uniqueapphandler.moc:73
#23 0x00007f8833a26ad4 in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>)
    at qdbusintegrator.cpp:891
#24 0x00007f8833a27c69 in QDBusConnectionPrivate::activateCall (this=<value optimized out>, object=0x16d2bb0, flags=272, msg=...) at qdbusintegrator.cpp:796
#25 0x00007f8833a282d5 in QDBusConnectionPrivate::activateObject (this=<value optimized out>, node=..., msg=<value optimized out>, pathStartPos=<value optimized out>) at qdbusintegrator.cpp:1370
#26 0x00007f8833a287c8 in QDBusActivateObjectEvent::placeMetaCall (this=0x24b7ab0) at qdbusintegrator.cpp:1464
#27 0x00007f88359060f9 in QObject::event (this=0x16d2bb0, e=0x24b7ab0) at kernel/qobject.cpp:1111
#28 0x00007f8836216efc in QApplicationPrivate::notify_helper (this=0x12b3700, receiver=0x16d2bb0, e=0x24b7ab0) at kernel/qapplication.cpp:4056
#29 0x00007f883621e1ce in QApplication::notify (this=0x7fffada8e6b0, receiver=0x16d2bb0, e=0x24b7ab0) at kernel/qapplication.cpp:4021
#30 0x00007f8836e4dab6 in KApplication::notify (this=0x7fffada8e6b0, receiver=0x16d2bb0, event=0x24b7ab0) at ../../kdeui/kernel/kapplication.cpp:302
#31 0x00007f88358f6c2c in QCoreApplication::notifyInternal (this=0x7fffada8e6b0, receiver=0x16d2bb0, event=0x24b7ab0) at kernel/qcoreapplication.cpp:610
#32 0x00007f88358f780a in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x1285080) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#33 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x1285080) at kernel/qcoreapplication.cpp:1247
#34 0x00007f883591f533 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#35 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:210
#36 0x00007f882f170bbe in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#37 0x00007f882f174588 in ?? () from /lib/libglib-2.0.so.0
#38 0x00007f882f1746b0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#39 0x00007f883591f1a6 in QEventDispatcherGlib::processEvents (this=0x1284cb0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#40 0x00007f88362ab4be in QGuiEventDispatcherGlib::processEvents (this=0x2fb1e90, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#41 0x00007f88358f5532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#42 0x00007f88358f5904 in QEventLoop::exec (this=0x7fffada8e5f0, flags=) at kernel/qeventloop.cpp:201
#43 0x00007f88358f7ab9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#44 0x0000000000403f47 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../../kontact/src/main.cpp:218

Reported using DrKonqi