Application that crashed: kmail
Version of the application: 1.12.3
KDE Version: 4.3.3 (KDE 4.3.3)
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:
That is about all. I pressed reply and then the crash occured.

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[KCrash Handler]
#6  KMReaderWin::htmlMail (this=0x0) at ../../kmail/kmreaderwin.cpp:2558
#7  0x00cbc4b8 in KMail::ObjectTreeParser::processMultiPartAlternativeSubtype (this=0xbffadde0, node=0xddca2a8) at ../../kmail/objecttreeparser.cpp:1182
#8  0x00cca69b in process (this=0xce76c98, otp=0xbffadde0, node=0xddca2a8, result=...) at ../../kmail/bodypartformatter.cpp:119
#9  0x00cbbf38 in KMail::ObjectTreeParser::parseObjectTree (this=0xbffadde0, node=0xddca2a8) at ../../kmail/objecttreeparser.cpp:296
#10 0x00a11395 in KMMessage::parseTextStringFromDwPart (this=0xcdcc090, root=0xddca2a8, parsedString=..., codec=@0xbffadee4, isHTML=@0xbffadeef) at ../../kmail/kmmessage.cpp:502
#11 0x00a117a4 in KMMessage::asPlainText (this=0xcdcc090, aStripSignature=true, allowDecryption=true) at ../../kmail/kmmessage.cpp:527
#12 0x00a13e85 in KMMessage::asQuotedString (this=0xcdcc090, aIndentStr=..., selection=..., aStripSignature=224, allowDecryption=false) at ../../kmail/kmmessage.cpp:603
#13 0x00e1a711 in KMail::TemplateParser::processWithTemplate (this=0xbffae900, tmpl=...) at ../../kmail/templateparser.cpp:310
#14 0x00e1757d in KMail::TemplateParser::process (this=0xbffae900, aorig_msg=0xcdcc090, afolder=0x0, append=false) at ../../kmail/templateparser.cpp:194
#15 0x00a1cbcd in KMMessage::createReply (this=0xcdcc090, replyStrategy=KMail::ReplySmart, selection=..., noQuote=false, allowDecryption=<value optimized out>, selectionIsBody=<value optimized out>, 
    tmpl=...) at ../../kmail/kmmessage.cpp:824
#16 0x00cdd65d in KMReplyToCommand::execute (this=0xdfb5d38) at ../../kmail/kmcommands.cpp:1105
#17 0x00cd5ce2 in KMCommand::slotPostTransfer (this=0xdfb5d38, result=KMCommand::OK) at ../../kmail/kmcommands.cpp:274
#18 0x00ce029f in KMCommand::qt_metacall (this=0xdfb5d38, _c=QMetaObject::InvokeMetaMethod, _id=9, _a=0xbffaec98) at ./kmcommands.moc:87
#19 0x00ce0922 in KMReplyToCommand::qt_metacall (this=0xdfb5d38, _c=QMetaObject::InvokeMetaMethod, _id=9, _a=0xbffaec98) at ./kmcommands.moc:844
#20 0x03d6b263 in QMetaObject::activate (sender=0xdfb5d38, from_signal_index=4, to_signal_index=4, argv=0xbffaec98) at kernel/qobject.cpp:3113
#21 0x03d6bec2 in QMetaObject::activate (sender=0xdfb5d38, m=0x110e634, local_signal_index=0, argv=0xbffaec98) at kernel/qobject.cpp:3187
#22 0x00cd1d13 in KMCommand::messagesTransfered (this=0xdfb5d38, _t1=KMCommand::OK) at ./kmcommands.moc:102
#23 0x00cef296 in KMCommand::transferSelectedMsgs (this=0xdfb5d38) at ../../kmail/kmcommands.cpp:368
#24 0x00cef4e2 in KMCommand::slotStart (this=0xdfb5d38) at ../../kmail/kmcommands.cpp:266
#25 0x00ce027b in KMCommand::qt_metacall (this=0xdfb5d38, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbffaee7c) at ./kmcommands.moc:86
#26 0x00ce0922 in KMReplyToCommand::qt_metacall (this=0xdfb5d38, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbffaee7c) at ./kmcommands.moc:844
#27 0x03d6b263 in QMetaObject::activate (sender=0xdc85c48, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#28 0x03d6bec2 in QMetaObject::activate (sender=0xdc85c48, m=0x3e45908, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#29 0x03d70387 in QSingleShotTimer::timeout (this=0xdc85c48) at .moc/release-shared/qtimer.moc:76
#30 0x03d7049c in QSingleShotTimer::timerEvent (this=0xdc85c48) at kernel/qtimer.cpp:298
#31 0x03d653bf in QObject::event (this=0xdc85c48, e=0xbffaf310) at kernel/qobject.cpp:1075
#32 0x0451ff54 in QApplicationPrivate::notify_helper (this=0x80ffc70, receiver=0xdc85c48, e=0xbffaf310) at kernel/qapplication.cpp:4056
#33 0x0452767c in QApplication::notify (this=0xbffaf710, receiver=0xdc85c48, e=0xbffaf310) at kernel/qapplication.cpp:3603
#34 0x0057c14a in KApplication::notify (this=0xbffaf710, receiver=0xdc85c48, event=0xbffaf310) at ../../kdeui/kernel/kapplication.cpp:302
#35 0x03d556cb in QCoreApplication::notifyInternal (this=0xbffaf710, receiver=0xdc85c48, event=0xbffaf310) at kernel/qcoreapplication.cpp:610
#36 0x03d827ce in QCoreApplication::sendEvent (this=0x820f9b4) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#37 QTimerInfoList::activateTimers (this=0x820f9b4) at kernel/qeventdispatcher_unix.cpp:572
#38 0x03d800e0 in timerSourceDispatch (source=0x820f980) at kernel/qeventdispatcher_glib.cpp:165
#39 0x07007e78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#40 0x0700b720 in ?? () from /lib/libglib-2.0.so.0
#41 0x0700b853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#42 0x03d8002c in QEventDispatcherGlib::processEvents (this=0x80d1180, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#43 0x045c0be5 in QGuiEventDispatcherGlib::processEvents (this=0x80d1180, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#44 0x03d53c79 in QEventLoop::processEvents (this=0xbffaf5d4, flags=) at kernel/qeventloop.cpp:149
#45 0x03d540ca in QEventLoop::exec (this=0xbffaf5d4, flags=...) at kernel/qeventloop.cpp:201
#46 0x03d5653f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#47 0x0451fdd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#48 0x0804a702 in main (argc=3, argv=0xbffaf8c4) at ../../kmail/main.cpp:146

Reported using DrKonqi