Application: kontact (4.4.1)
KDE Platform Version: 4.4.1 (KDE 4.4.1) (Compiled from sources)
Qt Version: 4.6.2
Operating System: Linux 2.6.27.31-smp i686

-- Information about the crash:
KOrganizer crash when updating a task attribute (for instance the description field) and pressing the "Ok" button

The crash can be reproduced some of the time.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#4  0xb6f094cc in QListData::begin (this=0x9a41da0) at /usr/local/qt46/include/QtCore/qlist.h:93
#5  0xb6f0eadd in QList<KCal::Incidence*>::contains (this=0x9a41da0, t=@0xbfb08b84) at /usr/local/qt46/include/QtCore/qlist.h:757
#6  0xb6f10245 in KCal::ListBase<KCal::Incidence>::removeRef (this=0x9a41da0, t=0xc398750) at /home/fox/src/KDE441/src/kdepimlibs-4.4.1/kcal/listbase.h:118
#7  0xb6f0be3f in KCal::Incidence::removeRelation (this=0x8e6a3e8, incidence=0xc398750) at /home/fox/src/KDE441/src/kdepimlibs-4.4.1/kcal/incidence.cpp:529
#8  0xb6f0dfb9 in ~Incidence (this=0xc398750) at /home/fox/src/KDE441/src/kdepimlibs-4.4.1/kcal/incidence.cpp:201
#9  0xb6f13fca in ~Todo (this=0xc398750) at /home/fox/src/KDE441/src/kdepimlibs-4.4.1/kcal/todo.cpp:105
#10 0xa944e357 in ~EntryEdit (this=0x8ec2010) at /home/fox/src/KDE441/src/kdepim-4.4.1/korganizer/history.cpp:220
#11 0xa944f926 in qDeleteAll<KOrg::History::Entry* const*> (begin=0xb934278, end=0xb93427c) at /usr/local/qt46/include/QtCore/qalgorithms.h:322
#12 0xa944f963 in qDeleteAll<QStack<KOrg::History::Entry*> > (c=@0x9877f10) at /usr/local/qt46/include/QtCore/qalgorithms.h:330
#13 0xa944f0df in KOrg::History::truncate (this=0x9877f00) at /home/fox/src/KDE441/src/kdepim-4.4.1/korganizer/history.cpp:101
#14 0xa944f166 in KOrg::History::addEntry (this=0x9877f00, entry=0xcd3b858) at /home/fox/src/KDE441/src/kdepim-4.4.1/korganizer/history.cpp:111
#15 0xa944f26e in KOrg::History::recordEdit (this=0x9877f00, oldIncidence=0xcbe11d0, newIncidence=0xd3c7c00) at /home/fox/src/KDE441/src/kdepim-4.4.1/korganizer/history.cpp:129
#16 0xa93cf3df in CalendarView::incidenceChanged (this=0x95aba80, oldIncidence=0xcbe11d0, newIncidence=0xd3c7c00, modification=KOGlobals::NOTHING_MODIFIED)
    at /home/fox/src/KDE441/src/kdepim-4.4.1/korganizer/calendarview.cpp:665
#17 0xa93d31d2 in CalendarView::qt_metacall (this=0x95aba80, _c=QMetaObject::InvokeMetaMethod, _id=96, _a=0xbfb08f04) at /home/fox/src/KDE441/build/kdepim-4.4.1/korganizer/calendarview.moc:503
#18 0xb5f77e12 in QMetaObject::metacall () from /usr/local/qt46/lib/libQtCore.so.4
#19 0xb5f8595b in QMetaObject::activate () from /usr/local/qt46/lib/libQtCore.so.4
#20 0xad1db1ae in KOrg::IncidenceChangerBase::incidenceChanged (this=0xb433c90, _t1=0xcbe11d0, _t2=0xd3c7c00, _t3=KOGlobals::NOTHING_MODIFIED)
    at /home/fox/src/KDE441/build/kdepim-4.4.1/korganizer/interfaces/korganizer/incidencechangerbase.moc:104
#21 0xa945dac7 in IncidenceChanger::changeIncidence (this=0xb433c90, oldinc=0xcbe11d0, newinc=0xd3c7c00, action=KOGlobals::NOTHING_MODIFIED, parent=0xc528370)
    at /home/fox/src/KDE441/src/kdepim-4.4.1/korganizer/incidencechanger.cpp:284
#22 0xa93e55e0 in KOTodoEditor::processInput (this=0xc528370) at /home/fox/src/KDE441/src/kdepim-4.4.1/korganizer/kotodoeditor.cpp:259
#23 0xa93e0a5b in KOIncidenceEditor::slotButtonClicked (this=0xc528370, button=4) at /home/fox/src/KDE441/src/kdepim-4.4.1/korganizer/koincidenceeditor.cpp:102
#24 0xb64eb1e5 in KDialog::qt_metacall (this=0xc528370, _c=QMetaObject::InvokeMetaMethod, _id=33, _a=0xbfb091cc) at /home/fox/src/KDE441/build/kdelibs-4.4.1/kdeui/kdialog.moc:190
#25 0xb65c0f13 in KPageDialog::qt_metacall (this=0xc528370, _c=QMetaObject::InvokeMetaMethod, _id=69, _a=0xbfb091cc) at /home/fox/src/KDE441/build/kdelibs-4.4.1/kdeui/kpagedialog.moc:70
#26 0xa93df4c2 in KOIncidenceEditor::qt_metacall (this=0xc528370, _c=QMetaObject::InvokeMetaMethod, _id=69, _a=0xbfb091cc)
    at /home/fox/src/KDE441/build/kdepim-4.4.1/korganizer/koincidenceeditor.moc:113
#27 0xa93e581f in KOTodoEditor::qt_metacall (this=0xc528370, _c=QMetaObject::InvokeMetaMethod, _id=69, _a=0xbfb091cc) at /home/fox/src/KDE441/build/kdepim-4.4.1/korganizer/kotodoeditor.moc:71
#28 0xb5f77e12 in QMetaObject::metacall () from /usr/local/qt46/lib/libQtCore.so.4
#29 0xb5f8595b in QMetaObject::activate () from /usr/local/qt46/lib/libQtCore.so.4
#30 0xb5f8bbc6 in QSignalMapper::mapped () from /usr/local/qt46/lib/libQtCore.so.4
#31 0xb5f8c2f4 in QSignalMapper::map () from /usr/local/qt46/lib/libQtCore.so.4
#32 0xb5f8c4f6 in QSignalMapper::map () from /usr/local/qt46/lib/libQtCore.so.4
#33 0xb5f8c5f3 in QSignalMapper::qt_metacall () from /usr/local/qt46/lib/libQtCore.so.4
#34 0xb5f77e12 in QMetaObject::metacall () from /usr/local/qt46/lib/libQtCore.so.4
#35 0xb5f8595b in QMetaObject::activate () from /usr/local/qt46/lib/libQtCore.so.4
#36 0xb5b8b89c in QAbstractButton::clicked () from /usr/local/qt46/lib/libQtGui.so.4
#37 0xb5873cce in QAbstractButtonPrivate::emitClicked () from /usr/local/qt46/lib/libQtGui.so.4
#38 0xb587578f in QAbstractButtonPrivate::click () from /usr/local/qt46/lib/libQtGui.so.4
#39 0xb5875a1d in QAbstractButton::mouseReleaseEvent () from /usr/local/qt46/lib/libQtGui.so.4
#40 0xb54d0bc0 in QWidget::event () from /usr/local/qt46/lib/libQtGui.so.4
#41 0xb5874653 in QAbstractButton::event () from /usr/local/qt46/lib/libQtGui.so.4
#42 0xb591cd60 in QPushButton::event () from /usr/local/qt46/lib/libQtGui.so.4
#43 0xb546f78a in QApplicationPrivate::notify_helper () from /usr/local/qt46/lib/libQtGui.so.4
#44 0xb5477cae in QApplication::notify () from /usr/local/qt46/lib/libQtGui.so.4
#45 0xb6583abc in KApplication::notify (this=0xbfb0a2d4, receiver=0xb937090, event=0xbfb09bb0) at /home/fox/src/KDE441/src/kdelibs-4.4.1/kdeui/kernel/kapplication.cpp:302
#46 0xb5f71628 in QCoreApplication::notifyInternal () from /usr/local/qt46/lib/libQtCore.so.4
#47 0xb5472720 in QApplicationPrivate::sendMouseEvent () from /usr/local/qt46/lib/libQtGui.so.4
#48 0xb54fc5a4 in QETWidget::translateMouseEvent () from /usr/local/qt46/lib/libQtGui.so.4
#49 0xb54fae7c in QApplication::x11ProcessEvent () from /usr/local/qt46/lib/libQtGui.so.4
#50 0xb5525472 in x11EventSourceDispatch () from /usr/local/qt46/lib/libQtGui.so.4
#51 0xb4239176 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#52 0xb423c523 in ?? () from /usr/lib/libglib-2.0.so.0
#53 0x08092c40 in ?? ()
#54 0x00000000 in ?? ()

This bug may be a duplicate of or related to bug 230733.

Possible duplicates by query: bug 230733, bug 229259.

Reported using DrKonqi