Version:           1.7.2 (using KDE KDE 3.3.2)
Installed from:    Slackware Packages
OS:                Linux

I've a method for reply crash...

1) select an encrypted message from the inbox folder.
2) kmail make a input dialog box for get my password and I don't do nothing
3) select another email from the inbox folder (encrypted or not)
4) Click on "cancel" in the dialog box of the 2° step

now kmail crash

forgive my low english...

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[Thread debugging using libthread_db enabled]
[New Thread 16384 (LWP 2534)]
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[KCrash handler]
#5  0x40307b73 in KMail::ObjectTreeParser::parseObjectTree ()
   from /opt/kde/lib/libkmailprivate.so.0
#6  0x402186c9 in KMReaderWin::parseMsg ()
   from /opt/kde/lib/libkmailprivate.so.0
#7  0x40218043 in KMReaderWin::displayMessage ()
   from /opt/kde/lib/libkmailprivate.so.0
#8  0x40217bf9 in KMReaderWin::updateReaderWin ()
   from /opt/kde/lib/libkmailprivate.so.0
#9  0x4021ed5a in KMReaderWin::qt_invoke ()
   from /opt/kde/lib/libkmailprivate.so.0
#10 0x419d118c in QObject::activate_signal ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#11 0x419d0fb4 in QObject::activate_signal ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#12 0x41cf4dbb in QTimer::timeout () from /usr/lib/qt/lib/libqt-mt.so.3
#13 0x419f29c2 in QTimer::event () from /usr/lib/qt/lib/libqt-mt.so.3
#14 0x4197484f in QApplication::internalNotify ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#15 0x41973e4e in QApplication::notify () from /usr/lib/qt/lib/libqt-mt.so.3
#16 0x415057d3 in KApplication::notify () from /opt/kde/lib/libkdecore.so.4
#17 0x41964085 in QEventLoop::activateTimers ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#18 0x4191e97b in QEventLoop::processEvents ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#19 0x41986ba8 in QEventLoop::enterLoop () from /usr/lib/qt/lib/libqt-mt.so.3
#20 0x41986a58 in QEventLoop::exec () from /usr/lib/qt/lib/libqt-mt.so.3
#21 0x41974aa1 in QApplication::exec () from /usr/lib/qt/lib/libqt-mt.so.3
#22 0x0804a3d4 in ?? ()
#23 0xbffff6e0 in ?? ()
#24 0xbffff5f0 in ?? ()
#25 0x00000000 in ?? ()
#26 0x00000000 in ?? ()
#27 0x41df82c0 in vtable for QGArray () from /usr/lib/qt/lib/libqt-mt.so.3
#28 0x080d2130 in ?? ()
#29 0x422e77c2 in malloc () from /lib/libc.so.6
#30 0x4229b469 in __libc_start_main () from /lib/libc.so.6
#31 0x0804a131 in ?? ()