Application that crashed: kontact
Version of the application: 4.3.0 rc2
KDE Version: 4.2.96 (KDE 4.2.96 (KDE 4.3 RC2))
Qt Version: 4.5.2
Operating System: Linux 2.6.30.2-desktop-1mnb i686
Distribution: "Mandriva Linux 2009.1"

What I was doing when the application crashed:
When I close the message box wich informe the connection with imap server was lost, Kontact crash.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  KIO::Slave::deref (this=0x960cb48) at /usr/src/debug/kdelibs-4.2.96/kio/kio/slave.cpp:242
#7  0xb604918d in KIO::Slave::gotInput (this=0x960cb48) at /usr/src/debug/kdelibs-4.2.96/kio/kio/slave.cpp:335
#8  0xb604a52c in KIO::Slave::qt_metacall (this=0x960cb48, _c=QMetaObject::InvokeMetaMethod, _id=30, _a=0xbfdc317c) at /usr/src/debug/kdelibs-4.2.96/build/kio/slave.moc:76
#9  0xb76def29 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#10 0xb76dfc65 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#11 0xb5f6a5a5 in KIO::Connection::readyRead (this=0x94aecd8) at /usr/src/debug/kdelibs-4.2.96/build/kio/connection.moc:86
#12 0xb5f6b4f4 in KIO::ConnectionPrivate::dequeue (this=0x9552108) at /usr/src/debug/kdelibs-4.2.96/kio/kio/connection.cpp:82
#13 0xb5f6c57f in KIO::Connection::qt_metacall (this=0x94aecd8, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0xb03d0f8) at /usr/src/debug/kdelibs-4.2.96/build/kio/connection.moc:73
#14 0xb76d768a in QMetaCallEvent::placeMetaCall () from /usr/lib/libQtCore.so.4
#15 0xb76d8da6 in QObject::event () from /usr/lib/libQtCore.so.4
#16 0xb6ce23ac in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#17 0xb6ce9efe in QApplication::notify () from /usr/lib/libQtGui.so.4
#18 0xb7bd2cd8 in KApplication::notify (this=0xbfdc3990, receiver=0x94aecd8, event=0xb4ca0c8) at /usr/src/debug/kdelibs-4.2.96/kdeui/kernel/kapplication.cpp:302
#19 0xb76c879e in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#20 0xb76c940a in QCoreApplicationPrivate::sendPostedEvents () from /usr/lib/libQtCore.so.4
#21 0xb76c95ec in QCoreApplication::sendPostedEvents () from /usr/lib/libQtCore.so.4
#22 0xb76f4dcd in ?? () from /usr/lib/libQtCore.so.4
#23 0xb4f7bed2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#24 0xb4f7f888 in ?? () from /usr/lib/libglib-2.0.so.0
#25 0xb4f7f9ae in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#26 0xb76f49d8 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#27 0xb6d8525a in ?? () from /usr/lib/libQtGui.so.4
#28 0xb76c6d8d in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#29 0xb76c71d9 in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#30 0xb76c96c0 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#31 0xb6ce2214 in QApplication::exec () from /usr/lib/libQtGui.so.4
#32 0x0804b165 in main (argc=1, argv=0xbfdc3b74) at /usr/src/debug/kdepim-4.2.96/kontact/src/main.cpp:218

Reported using DrKonqi