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 i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
Kontact crashes after telling me that was a problem with the internet connection (there was no problem in fact)

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  KIO::Slave::deref (this=0xabbc300) at /build/buildd/kde4libs-4.3.1/kio/kio/slave.cpp:242
#7  0xb706bb3c in KIO::Slave::gotInput (this=0xabbc300) at /build/buildd/kde4libs-4.3.1/kio/kio/slave.cpp:335
#8  0xb706dfc3 in KIO::Slave::qt_metacall (this=0xabbc300, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfd13498) at /build/buildd/kde4libs-4.3.1/obj-i486-linux-gnu/kio/slave.moc:76
#9  0xb5c8e1b8 in QMetaObject::activate (sender=0xb04ba58, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#10 0xb5c8ee42 in QMetaObject::activate (sender=0xb04ba58, m=0xb7159880, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#11 0xb6f77697 in KIO::Connection::readyRead (this=0xb04ba58) at /build/buildd/kde4libs-4.3.1/obj-i486-linux-gnu/kio/connection.moc:86
#12 0xb6f79003 in KIO::ConnectionPrivate::dequeue (this=0xadd05c8) at /build/buildd/kde4libs-4.3.1/kio/kio/connection.cpp:82
#13 0xb6f793e6 in KIO::Connection::qt_metacall (this=0xb04ba58, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0xbf6ef40) at /build/buildd/kde4libs-4.3.1/obj-i486-linux-gnu/kio/connection.moc:73
#14 0xb5c878cb in QMetaCallEvent::placeMetaCall (this=0xa106c38, object=0xb04ba58) at kernel/qobject.cpp:477
#15 0xb5c893b0 in QObject::event (this=0xb04ba58, e=0xa106c38) at kernel/qobject.cpp:1111
#16 0xb613bd3c in QApplicationPrivate::notify_helper (this=0x9f1df88, receiver=0xb04ba58, e=0xa106c38) at kernel/qapplication.cpp:4056
#17 0xb614403e in QApplication::notify (this=0xbfd13c58, receiver=0xb04ba58, e=0xa106c38) at kernel/qapplication.cpp:3603
#18 0xb6d3585d in KApplication::notify (this=0xbfd13c58, receiver=0xb04ba58, event=0xa106c38) at /build/buildd/kde4libs-4.3.1/kdeui/kernel/kapplication.cpp:302
#19 0xb5c78bcb in QCoreApplication::notifyInternal (this=0xbfd13c58, receiver=0xb04ba58, event=0xa106c38) at kernel/qcoreapplication.cpp:610
#20 0xb5c79825 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x9efb440) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#21 0xb5c79a1d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1140
#22 0xb5ca46af in postEventSourceDispatch (s=0x9f1cb10) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#23 0xb4d49b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#24 0xb4d4d0eb in ?? () from /usr/lib/libglib-2.0.so.0
#25 0xb4d4d268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#26 0xb5ca42f8 in QEventDispatcherGlib::processEvents (this=0x9efb028, flags={i = -1076806872}) at kernel/qeventdispatcher_glib.cpp:327
#27 0xb61dda75 in QGuiEventDispatcherGlib::processEvents (this=0x9efb028, flags={i = -1076806824}) at kernel/qguieventdispatcher_glib.cpp:202
#28 0xb5c771fa in QEventLoop::processEvents (this=0xbfd13bd0, flags={i = -1076806760}) at kernel/qeventloop.cpp:149
#29 0xb5c77642 in QEventLoop::exec (this=0xbfd13bd0, flags={i = -1076806696}) at kernel/qeventloop.cpp:201
#30 0xb5c79ae9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#31 0xb613bbb7 in QApplication::exec () at kernel/qapplication.cpp:3525
#32 0x0804bfef in main (argc=1, argv=0xbfd13f54) at /build/buildd/kdepim-4.3.1/kontact/src/main.cpp:218

Reported using DrKonqi