Version:           3.2 (using KDE 3.1.94 (CVS >= 20031206), compiled sources)
Compiler:          gcc version 3.2.3 20030422 (Gentoo Linux 1.4 3.2.3-r3, propolice)
OS:          Linux (i686) release 2.6.0-gentoo

I recently tried to apply changes to an event and crashed continuously with this. I eventually just deleted the event and made another.

[New Thread 16384 (LWP 8831)]
0x416f81a7 in waitpid () from /lib/libpthread.so.0
#0  0x416f81a7 in waitpid () from /lib/libpthread.so.0
#1  0x40d6d54e in KCrash::defaultCrashHandler(int) (sig=11)
    at /home/jose/cvs/kde/src/kdelibs/kdecore/kcrash.cpp:246
#2  0x416f701c in __pthread_sighandler () from /lib/libpthread.so.0
#3  <signal handler called>
#4  0x4011c9b1 in KOEventEditor::processInput() (this=0x8227ca0)
    at /home/jose/cvs/kde/src/kdepim/korganizer/koeventeditor.cpp:236
#5  0x4011a7a1 in KOIncidenceEditor::slotOk() (this=0x8227ca0)
    at /home/jose/cvs/kde/src/kdepim/korganizer/koincidenceeditor.cpp:110
#6  0x40b26e1e in KDialogBase::qt_invoke(int, QUObject*) (this=0x8227ca0, 
    _id=73, _o=0xbfffedc0) at kdialogbase.moc:359
#7  0x4011b600 in KOIncidenceEditor::qt_invoke(int, QUObject*) (
    this=0x8227ca0, _id=73, _o=0xbfffedc0) at koincidenceeditor.moc:154
#8  0x4011de30 in KOEventEditor::qt_invoke(int, QUObject*) (this=0x8227ca0, 
    _id=73, _o=0xbfffedc0) at koeventeditor.moc:201
#9  0x41160210 in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/qt/3/lib/libqt-mt.so.3
#10 0x41160044 in QObject::activate_signal(int) ()
   from /usr/qt/3/lib/libqt-mt.so.3
#11 0x4148054e in QButton::clicked() () from /usr/qt/3/lib/libqt-mt.so.3
#12 0x411ec0aa in QButton::mouseReleaseEvent(QMouseEvent*) ()
   from /usr/qt/3/lib/libqt-mt.so.3
#13 0x411949ac in QWidget::event(QEvent*) () from /usr/qt/3/lib/libqt-mt.so.3
#14 0x411053a5 in QApplication::internalNotify(QObject*, QEvent*) ()
   from /usr/qt/3/lib/libqt-mt.so.3
#15 0x41104888 in QApplication::notify(QObject*, QEvent*) ()
   from /usr/qt/3/lib/libqt-mt.so.3
#16 0x40ce249e in KApplication::notify(QObject*, QEvent*) (this=0xbffff660, 
    receiver=0x81f8f48, event=0xbffff260)
    at /home/jose/cvs/kde/src/kdelibs/kdecore/kapplication.cpp:503
#17 0x4109ddb8 in QETWidget::translateMouseEvent(_XEvent const*) ()
   from /usr/qt/3/lib/libqt-mt.so.3
#18 0x4109b549 in QApplication::x11ProcessEvent(_XEvent*) ()
   from /usr/qt/3/lib/libqt-mt.so.3
#19 0x410b1e77 in QEventLoop::processEvents(unsigned) ()
   from /usr/qt/3/lib/libqt-mt.so.3
#20 0x41118606 in QEventLoop::enterLoop() () from /usr/qt/3/lib/libqt-mt.so.3
#21 0x411184a8 in QEventLoop::exec() () from /usr/qt/3/lib/libqt-mt.so.3
#22 0x411055f1 in QApplication::exec() () from /usr/qt/3/lib/libqt-mt.so.3
#23 0x08051346 in main ()
#24 0x4185390c in __libc_start_main () from /lib/libc.so.6