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 2.6.28-15-generic i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
Clicking on one of several attached PDF files in an email crashed KMail

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  QByteArray::operator= (this=0xb5f7da8, other=@0xbfd08398) at ../../include/QtCore/../../src/corelib/arch/qatomic_i386.h:132
#7  0xb10b495b in KMMessagePart::clear (this=0xb5f7da4) at /build/buildd/kdepim-4.3.2/kmail/kmmsgpart.cpp:65
#8  0xb0f88794 in KMMessage::bodyPart (aDwBodyPart=0x616e090a, aPart=0xb5f7da4, withBody=true) at /build/buildd/kdepim-4.3.2/kmail/kmmessage.cpp:2712
#9  0xb126b5da in KMHandleAttachmentCommand::slotStart (this=0x941f7f8) at /build/buildd/kdepim-4.3.2/kmail/partNode.h:99
#10 0xb12595f3 in KMHandleAttachmentCommand::qt_metacall (this=0x941f7f8, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0xbfd084f8)
    at /build/buildd/kdepim-4.3.2/obj-i486-linux-gnu/kmail/kmcommands.moc:2240
#11 0xb5b7b1b8 in QMetaObject::activate (sender=0x979a838, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#12 0xb5b7be42 in QMetaObject::activate (sender=0x979a838, m=0xb5c57908, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#13 0xb5b80f77 in QSingleShotTimer::timeout (this=0x979a838) at .moc/release-shared/qtimer.moc:76
#14 0xb5b8109c in QSingleShotTimer::timerEvent (this=0x979a838) at kernel/qtimer.cpp:298
#15 0xb5b7616f in QObject::event (this=0x979a838, e=0xbfd0897c) at kernel/qobject.cpp:1075
#16 0xb6029d3c in QApplicationPrivate::notify_helper (this=0x858f0f8, receiver=0x979a838, e=0xbfd0897c) at kernel/qapplication.cpp:4056
#17 0xb603203e in QApplication::notify (this=0xbfd08c28, receiver=0x979a838, e=0xbfd0897c) at kernel/qapplication.cpp:3603
#18 0xb6c2349d in KApplication::notify (this=0xbfd08c28, receiver=0x979a838, event=0xbfd0897c) at /build/buildd/kde4libs-4.3.2/kdeui/kernel/kapplication.cpp:302
#19 0xb5b65bcb in QCoreApplication::notifyInternal (this=0xbfd08c28, receiver=0x979a838, event=0xbfd0897c) at kernel/qcoreapplication.cpp:610
#20 0xb5b94d51 in QTimerInfoList::activateTimers (this=0x8583284) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#21 0xb5b913a0 in timerSourceDispatch (source=0x8583250) at kernel/qeventdispatcher_glib.cpp:165
#22 0xb4c36b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#23 0xb4c3a0eb in ?? () from /usr/lib/libglib-2.0.so.0
#24 0xb4c3a268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#25 0xb5b912f8 in QEventDispatcherGlib::processEvents (this=0x8561028, flags={i = -1076851976}) at kernel/qeventdispatcher_glib.cpp:327
#26 0xb60cba75 in QGuiEventDispatcherGlib::processEvents (this=0x8561028, flags={i = -1076851928}) at kernel/qguieventdispatcher_glib.cpp:202
#27 0xb5b641fa in QEventLoop::processEvents (this=0xbfd08ba0, flags={i = -1076851864}) at kernel/qeventloop.cpp:149
#28 0xb5b64642 in QEventLoop::exec (this=0xbfd08ba0, flags={i = -1076851800}) at kernel/qeventloop.cpp:201
#29 0xb5b66ae9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#30 0xb6029bb7 in QApplication::exec () at kernel/qapplication.cpp:3525
#31 0x0804bfef in main (argc=3, argv=0xbfd08f24) at /build/buildd/kdepim-4.3.2/kontact/src/main.cpp:218

Reported using DrKonqi