Application that crashed: kmail
Version of the application: 1.12.2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-15-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
                               









 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[KCrash Handler]
#6  0x03cc1f4d in KIO::Slave::deref() () from /usr/lib/libkio.so.5
#7  0x03cc2af6 in KIO::Slave::gotInput() () from /usr/lib/libkio.so.5
#8  0x03cc4ee3 in KIO::Slave::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkio.so.5
#9  0x07b39263 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#10 0x07b39ec2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#11 0x03bccf97 in KIO::Connection::readyRead() () from /usr/lib/libkio.so.5
#12 0x03bced5e in ?? () from /usr/lib/libkio.so.5
#13 0x03bcee8e in KIO::Connection::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkio.so.5
#14 0x07b31f0b in QMetaCallEvent::placeMetaCall(QObject*) () from /usr/lib/libQtCore.so.4
#15 0x07b335fe in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#16 0x03f1ff54 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#17 0x03f2767c in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#18 0x004cebfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#19 0x07b236cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#20 0x07b242b2 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#21 0x07b2447d in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#22 0x07b4e3ff in ?? () from /usr/lib/libQtCore.so.4
#23 0x01512e78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#24 0x01516720 in ?? () from /lib/libglib-2.0.so.0
#25 0x01516853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#26 0x07b4e02c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#27 0x03fc0be5 in ?? () from /usr/lib/libQtGui.so.4
#28 0x07b21c79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#29 0x07b220ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#30 0x07b2453f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#31 0x03f1fdd7 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#32 0x0804a702 in _start ()

Reported using DrKonqi