Application: korganizer (4.4.2)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-23-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
1.  Setup gcal sources
2.  test editing and updating events syncing between gcal and korg
3.  Test adding to-dos to events sync on gcal
4.  Repeat updates on gcal and korg
5.  gcal isn't showing the updates while to-do's are synced
6.  Switch back to only events syncing with gcal
7.  Sync
8.  Crash

The crash can be reproduced some of the time.

 -- Backtrace:
Application: KOrganizer (korganizer), signal: Segmentation fault
[KCrash Handler]
#5  QHash<QString, Akonadi::Item>::value (this=0x0, kresId=...) at /usr/include/qt4/QtCore/qhash.h:605
#6  SubResourceBase::mappedItem (this=0x0, kresId=...) at ../../../kresources/shared/subresourcebase.cpp:188
#7  0x00007f1428c479a3 in ResourcePrivateBase::prepareItemSaveContext (this=0x26aa010, it=<value optimized out>, saveContext=<value optimized out>)
    at ../../../kresources/shared/resourceprivatebase.cpp:434
#8  0x00007f1428c47af8 in ResourcePrivateBase::prepareItemSaveContext (this=0x26aa010, saveContext=...) at ../../../kresources/shared/resourceprivatebase.cpp:401
#9  0x00007f1428c4b710 in ResourcePrivateBase::doSave (this=0x26aa010) at ../../../kresources/shared/resourceprivatebase.cpp:161
#10 0x00007f1428c2c8d9 in KCal::ResourceAkonadi::doSave (this=0x26a9b40, syncCache=false) at ../../../kresources/kcal/resourceakonadi.cpp:407
#11 0x00007f143d5048ae in KCal::ResourceCalendar::save (this=0x26a9b40, incidence=0x0) at ../../kcal/resourcecalendar.cpp:228
#12 0x00007f143d515737 in KCal::CalendarResources::save (this=0x270f140) at ../../kcal/calendarresources.cpp:377
#13 0x00007f143cbfcfc6 in ActionManager::saveCalendar (this=0x2711150) at ../../korganizer/actionmanager.cpp:2046
#14 0x00007f143cbfd05d in ActionManager::checkAutoSave (this=0x2711150) at ../../korganizer/actionmanager.cpp:1345
#15 0x00007f143cc05b0d in ActionManager::qt_metacall (this=0x2711150, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffdc5bdc80) at ./actionmanager.moc:262
#16 0x00007f143afcbe3f in QMetaObject::activate (sender=0x28dece0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x3a89b50) at kernel/qobject.cpp:3293
#17 0x00007f143afc8a63 in QObject::event (this=0x28dece0, e=0x7fffdc5be3d0) at kernel/qobject.cpp:1212
#18 0x00007f143b92d22c in QApplicationPrivate::notify_helper (this=0x22d6be0, receiver=0x28dece0, e=0x7fffdc5be3d0) at kernel/qapplication.cpp:4300
#19 0x00007f143b9336fb in QApplication::notify (this=0x7fffdc5c02d0, receiver=0x28dece0, e=0x7fffdc5be3d0) at kernel/qapplication.cpp:4183
#20 0x00007f143dbdf526 in KApplication::notify (this=0x7fffdc5c02d0, receiver=0x28dece0, event=0x7fffdc5be3d0) at ../../kdeui/kernel/kapplication.cpp:302
#21 0x00007f143afb906c in QCoreApplication::notifyInternal (this=0x7fffdc5c02d0, receiver=0x28dece0, event=0x7fffdc5be3d0) at kernel/qcoreapplication.cpp:704
#22 0x00007f143afe5d42 in QCoreApplication::sendEvent (this=0x22d9a60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#23 QTimerInfoList::activateTimers (this=0x22d9a60) at kernel/qeventdispatcher_unix.cpp:603
#24 0x00007f143afe2848 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#25 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#26 0x00007f14341718c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#27 0x00007f1434175748 in ?? () from /lib/libglib-2.0.so.0
#28 0x00007f14341758fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#29 0x00007f143afe2513 in QEventDispatcherGlib::processEvents (this=0x229b7a0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#30 0x00007f143b9dd46e in QGuiEventDispatcherGlib::processEvents (this=0x7fffdc5bd710, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#31 0x00007f143afb7992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#32 0x00007f143afb7d6c in QEventLoop::exec (this=0x7fffdc5be670, flags=) at kernel/qeventloop.cpp:201
#33 0x00007f143bdf709e in QDialog::exec (this=0x35049b0) at dialogs/qdialog.cpp:546
#34 0x00007f143cc0a608 in ResourceView::editResource (this=0x28aa3a0) at ../../korganizer/resourceview.cpp:610
#35 0x00007f143cc0b433 in ResourceView::qt_metacall (this=0x28aa3a0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffdc5beb80) at ./resourceview.moc:114
#36 0x00007f143afcbe3f in QMetaObject::activate (sender=0x3189d60, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x3a89b50) at kernel/qobject.cpp:3293
#37 0x00007f143b927032 in QAction::triggered (this=0x7fffdc5bd710, _t1=false) at .moc/release-shared/moc_qaction.cpp:263
#38 0x00007f143b9290ab in QAction::activate (this=0x3189d60, event=<value optimized out>) at kernel/qaction.cpp:1255
#39 0x00007f143bd6839d in QMenuPrivate::activateCausedStack (this=<value optimized out>, causedStack=..., action=0x3189d60, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1011
#40 0x00007f143bd6ddda in QMenuPrivate::activateAction (this=0x4d5a3b0, action=0x3189d60, action_e=QAction::Trigger, self=<value optimized out>) at widgets/qmenu.cpp:1103
#41 0x00007f143b983582 in QWidget::event (this=0x5228420, event=0x7fffdc5bf630) at kernel/qwidget.cpp:7998
#42 0x00007f143bd6ff9b in QMenu::event (this=0x5228420, e=0x7fffdc5bf630) at widgets/qmenu.cpp:2414
#43 0x00007f143b92d22c in QApplicationPrivate::notify_helper (this=0x22d6be0, receiver=0x5228420, e=0x7fffdc5bf630) at kernel/qapplication.cpp:4300
#44 0x00007f143b933ecb in QApplication::notify (this=0x7fffdc5c02d0, receiver=0x5228420, e=0x7fffdc5bf630) at kernel/qapplication.cpp:3865
#45 0x00007f143dbdf526 in KApplication::notify (this=0x7fffdc5c02d0, receiver=0x5228420, event=0x7fffdc5bf630) at ../../kdeui/kernel/kapplication.cpp:302
#46 0x00007f143afb906c in QCoreApplication::notifyInternal (this=0x7fffdc5c02d0, receiver=0x5228420, event=0x7fffdc5bf630) at kernel/qcoreapplication.cpp:704
#47 0x00007f143b9330ae in QCoreApplication::sendEvent (receiver=0x5228420, event=0x7fffdc5bf630, alienWidget=0x0, nativeWidget=0x5228420, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#48 QApplicationPrivate::sendMouseEvent (receiver=0x5228420, event=0x7fffdc5bf630, alienWidget=0x0, nativeWidget=0x5228420, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, 
    spontaneous=true) at kernel/qapplication.cpp:2965
#49 0x00007f143b9b33dd in QETWidget::translateMouseEvent (this=0x5228420, event=<value optimized out>) at kernel/qapplication_x11.cpp:4302
#50 0x00007f143b9b18ac in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fffdc5bff50) at kernel/qapplication_x11.cpp:3501
#51 0x00007f143b9dd882 in x11EventSourceDispatch (s=0x22d9b30, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#52 0x00007f14341718c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#53 0x00007f1434175748 in ?? () from /lib/libglib-2.0.so.0
#54 0x00007f14341758fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#55 0x00007f143afe2513 in QEventDispatcherGlib::processEvents (this=0x229b7a0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#56 0x00007f143b9dd46e in QGuiEventDispatcherGlib::processEvents (this=0x7fffdc5bd710, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#57 0x00007f143afb7992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#58 0x00007f143afb7d6c in QEventLoop::exec (this=0x7fffdc5c0280, flags=) at kernel/qeventloop.cpp:201
#59 0x00007f143afbbaab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#60 0x00000000004085aa in main (argc=<value optimized out>, argv=<value optimized out>) at ../../korganizer/main.cpp:61

This bug may be a duplicate of or related to bug 243272, bug 211169.

Possible duplicates by query: bug 243797, bug 243272, bug 211169.

Reported using DrKonqi