Application that crashed: kmail
Version of the application: 1.12.4
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-3-amd64 x86_64
Distribution: Debian GNU/Linux 5.0.4 (lenny)

What I was doing when the application crashed:
I restarted KMail because the application "looped". After that I tried to open an email out of the draft folder.

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
The current source language is "auto; currently c".
[KCrash Handler]
#5  0x00007fd06359976f in KMCommand::slotStart (this=0x3242b20) at ../../kmail/kmcommands.cpp:247
#6  0x00007fd06358a566 in KMCommand::qt_metacall (this=0x3242b20, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff00be3410) at ./kmcommands.moc:86
#7  0x00007fd062bb3c4f in QMetaObject::activate (sender=0x1f6e330, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2bfa0a8) at kernel/qobject.cpp:3293
#8  0x00007fd062bbb4bf in QSingleShotTimer::timerEvent (this=0x1f6e330) at kernel/qtimer.cpp:308
#9  0x00007fd062bb0873 in QObject::event (this=0x1f6e330, e=0x7fff00be3b70) at kernel/qobject.cpp:1212
#10 0x00007fd061f3f8fc in QApplicationPrivate::notify_helper (this=0x13a8a70, receiver=0x1f6e330, e=0x7fff00be3b70) at kernel/qapplication.cpp:4300
#11 0x00007fd061f45ddb in QApplication::notify (this=0x7fff00be3fc0, receiver=0x1f6e330, e=0x7fff00be3b70) at kernel/qapplication.cpp:4183
#12 0x00007fd064261de6 in KApplication::notify (this=0x7fff00be3fc0, receiver=0x1f6e330, event=0x7fff00be3b70) at ../../kdeui/kernel/kapplication.cpp:302
#13 0x00007fd062ba0f1c in QCoreApplication::notifyInternal (this=0x7fff00be3fc0, receiver=0x1f6e330, event=0x7fff00be3b70) at kernel/qcoreapplication.cpp:704
#14 0x00007fd062bcda82 in QCoreApplication::sendEvent (this=0x13ac320) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#15 QTimerInfoList::activateTimers (this=0x13ac320) at kernel/qeventdispatcher_unix.cpp:603
#16 0x00007fd062bca684 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#17 0x00007fd0595146c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#18 0x00007fd059518538 in ?? () from /lib/libglib-2.0.so.0
#19 0x00007fd0595186ec in g_main_context_iteration () from /lib/libglib-2.0.so.0
#20 0x00007fd062bca373 in QEventDispatcherGlib::processEvents (this=0xbe3c80, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#21 0x00007fd061fef3de in QGuiEventDispatcherGlib::processEvents (this=0x3218130, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#22 0x00007fd062b9f842 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#23 0x00007fd062b9fc1c in QEventLoop::exec (this=0x7fff00be3e10, flags=) at kernel/qeventloop.cpp:201
#24 0x00007fd062ba395b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#25 0x0000000000402fa9 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../kmail/main.cpp:146

Reported using DrKonqi