Version:            (using KDE KDE 3.5.4)
Installed from:    Fedora RPMs

I thought this one was fixed, but I guess not.  I've hit it quite a few times today already.  Die, KMail, die!  <stab stab stab>  Backtrace:

[KCrash handler]
#6  0x00250000 in ?? ()
#7  0x074daf48 in KMFolderImap::deleteMessage ()
   from /usr/lib/libkmailprivate.so
#8  0x074db577 in KMFolderImap::take () from /usr/lib/libkmailprivate.so
#9  0x0744aa08 in FolderStorage::take () from /usr/lib/libkmailprivate.so
#10 0x074dae23 in KMFolderImap::take () from /usr/lib/libkmailprivate.so
#11 0x0742e379 in KMFolder::take () from /usr/lib/libkmailprivate.so
#12 0x074e032d in KMFolderImap::addMsgQuiet ()
   from /usr/lib/libkmailprivate.so
#13 0x074df6b3 in KMFolderImap::qt_invoke () from /usr/lib/libkmailprivate.so
#14 0x05a1370a in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#15 0x075a6a34 in KMail::FolderJob::messageCopied ()
   from /usr/lib/libkmailprivate.so
#16 0x075afebf in KMail::ImapJob::slotCopyMessageResult ()
   from /usr/lib/libkmailprivate.so
#17 0x075b22b7 in KMail::ImapJob::qt_invoke ()
   from /usr/lib/libkmailprivate.so
#18 0x05a1370a in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#19 0x026f3cfe in KIO::Job::result () from /usr/lib/libkio.so.4
#20 0x02731fbd in KIO::Job::emitResult () from /usr/lib/libkio.so.4
#21 0x0274586e in KIO::SimpleJob::slotFinished () from /usr/lib/libkio.so.4
#22 0x02732e91 in KIO::SimpleJob::qt_invoke () from /usr/lib/libkio.so.4
#23 0x05a1370a in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#24 0x05a1427d in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#25 0x026eceec in KIO::SlaveInterface::finished () from /usr/lib/libkio.so.4
#26 0x02747f35 in KIO::SlaveInterface::dispatch () from /usr/lib/libkio.so.4
#27 0x027599aa in KIO::SlaveInterface::dispatch () from /usr/lib/libkio.so.4
#28 0x027010cc in KIO::Slave::gotInput () from /usr/lib/libkio.so.4
#29 0x0273f460 in KIO::Slave::qt_invoke () from /usr/lib/libkio.so.4
#30 0x05a1370a in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#31 0x05a14112 in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#32 0x05d9e370 in QSocketNotifier::activated ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#33 0x05a34170 in QSocketNotifier::event ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#34 0x059aabeb in QApplication::internalNotify ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#35 0x059ac039 in QApplication::notify ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#36 0x021ab193 in KApplication::notify () from /usr/lib/libkdecore.so.4
#37 0x0599e3b1 in QEventLoop::activateSocketNotifiers ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#38 0x05953041 in QEventLoop::processEvents ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#39 0x059c4090 in QEventLoop::enterLoop ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#40 0x059c3f56 in QEventLoop::exec () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#41 0x059aa6ff in QApplication::exec () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#42 0x0804a10e in ?? ()
#43 0x008ba214 in __libc_start_main () from /lib/libc.so.6
#44 0x08049e71 in ?? ()