Bug 213217

Application that crashed: kontact
Version of the application: 4.3.3
KDE Version: 4.3.3 (KDE 4.3.3)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-14-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
Steps to reproduce problem:
1. start kontact
2. reboot system or logoff then logon
3. when warning about another running  appears, press start kontakt
4. close one of the kontact instances
5. click on "Mail"

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  QListData::begin (this=0x9f30440) at /usr/include/qt4/QtCore/qlist.h:90
#7  QList<KMFilter*>::begin (this=0x9f30440) at /usr/include/qt4/QtCore/qlist.h:238
#8  KMMainWidget::initializeFilterActions (this=0x9f30440) at ../../kmail/kmmainwidget.cpp:4783
#9  0x05123356 in KMailPart::guiActivateEvent (this=0xa61edb8, e=0xbfe9eccc) at ../../kmail/kmail_part.cpp:183
#10 0x004b9be4 in KParts::Part::customEvent (this=0xa61edb8, ev=0xbfe9eccc) at ../../kparts/part.cpp:320
#11 0x06cfc65f in QObject::event (this=0xa61edb8, e=0xbfe9eccc) at kernel/qobject.cpp:1142
#12 0x00ef9f54 in QApplicationPrivate::notify_helper (this=0x9d34900, receiver=0xa61edb8, e=0xbfe9eccc) at kernel/qapplication.cpp:4056
#13 0x00f0167c in QApplication::notify (this=0xbfea1524, receiver=0xa61edb8, e=0xbfe9eccc) at kernel/qapplication.cpp:3603
#14 0x002e314a in KApplication::notify (this=0xbfea1524, receiver=0xa61edb8, event=0xbfe9eccc) at ../../kdeui/kernel/kapplication.cpp:302
#15 0x06cec6cb in QCoreApplication::notifyInternal (this=0xbfea1524, receiver=0xa61edb8, event=0xbfe9eccc) at kernel/qcoreapplication.cpp:610
#16 0x004c58be in QCoreApplication::sendEvent (this=0xa140fa0, part=0xa61edb8) at /usr/include/qt4/QtCore/qcoreapplication.h:213
#17 KParts::MainWindow::createGUI (this=0xa140fa0, part=0xa61edb8) at ../../kparts/mainwindow.cpp:127
#18 0x00aa8047 in Kontact::MainWindow::selectPlugin (this=0xa140fa0, plugin=0xa604690) at ../../../kontact/src/mainwindow.cpp:824
#19 0x00aacba2 in Kontact::MainWindow::qt_metacall (this=0xa140fa0, _c=QMetaObject::InvokeMetaMethod, _id=53, _a=0xbfe9ef98) at ./mainwindow.moc:107
#20 0x06d02263 in QMetaObject::activate (sender=0xa08fc70, from_signal_index=27, to_signal_index=27, argv=0xbfe9ef98) at kernel/qobject.cpp:3113
#21 0x06d02ec2 in QMetaObject::activate (sender=0xa08fc70, m=0xaba5e4, local_signal_index=0, argv=0xbfe9ef98) at kernel/qobject.cpp:3187
#22 0x00aadf33 in Kontact::SidePaneBase::pluginSelected (this=0xa08fc70, _t1=0xa604690) at ./sidepanebase.moc:84
#23 0x00aadf9d in Kontact::SidePaneBase::qt_metacall (this=0xa08fc70, _c=QMetaObject::InvokeMetaMethod, _id=27, _a=0xbfe9f0f8) at ./sidepanebase.moc:71
#24 0x00aae25a in Kontact::IconSidePane::qt_metacall (this=0xa08fc70, _c=QMetaObject::InvokeMetaMethod, _id=27, _a=0xbfe9f0f8) at ./iconsidepane.moc:133
#25 0x06d02263 in QMetaObject::activate (sender=0xa08e3c8, from_signal_index=70, to_signal_index=70, argv=0xbfe9f0f8) at kernel/qobject.cpp:3113
#26 0x06d02ec2 in QMetaObject::activate (sender=0xa08e3c8, m=0xaba710, local_signal_index=0, argv=0xbfe9f0f8) at kernel/qobject.cpp:3187
#27 0x00aae333 in Kontact::Navigator::pluginActivated (this=0xa08e3c8, _t1=0xa604690) at ./iconsidepane.moc:90
#28 0x00aae3be in Kontact::Navigator::slotCurrentChanged (this=0xa08e3c8, current=...) at ../../../kontact/src/iconsidepane.cpp:436
#29 0x00aaeccd in Kontact::Navigator::qt_metacall (this=0xa08e3c8, _c=QMetaObject::InvokeMetaMethod, _id=71, _a=0xbfe9f254) at ./iconsidepane.moc:76
#30 0x06d02263 in QMetaObject::activate (sender=0xa576fb0, from_signal_index=5, to_signal_index=5, argv=0xbfe9f254) at kernel/qobject.cpp:3113
#31 0x06d02ec2 in QMetaObject::activate (sender=0xa576fb0, m=0x1768290, local_signal_index=1, argv=0xbfe9f254) at kernel/qobject.cpp:3187
#32 0x0149c069 in QItemSelectionModel::currentChanged (this=0xa576fb0, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:153
#33 0x0149c202 in QItemSelectionModel::setCurrentIndex (this=0xa576fb0, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1123
#34 0x0144c504 in QAbstractItemView::mousePressEvent (this=0xa08e3c8, event=0xbfe9fb40) at itemviews/qabstractitemview.cpp:1514
#35 0x00f4eff6 in QWidget::event (this=0xa08e3c8, event=0xbfe9fb40) at kernel/qwidget.cpp:7545
#36 0x012fe633 in QFrame::event (this=0xa08e3c8, e=0xbfe9fb40) at widgets/qframe.cpp:559
#37 0x0139d494 in QAbstractScrollArea::viewportEvent (this=0xb4894ff4, e=0x0) at widgets/qabstractscrollarea.cpp:962
#38 0x01451087 in QAbstractItemView::viewportEvent (this=0xa08e3c8, event=0xbfe9fb40) at itemviews/qabstractitemview.cpp:1476
#39 0x0139fa95 in QAbstractScrollAreaPrivate::viewportEvent (this=0xa093b28, o=0xa0a3670, e=0xbfe9fb40) at widgets/qabstractscrollarea_p.h:100
#40 QAbstractScrollAreaFilter::eventFilter (this=0xa093b28, o=0xa0a3670, e=0xbfe9fb40) at widgets/qabstractscrollarea_p.h:111
#41 0x06ceb83a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x9d34900, receiver=0xa0a3670, event=0xbfe9fb40) at kernel/qcoreapplication.cpp:726
#42 0x00ef9f2c in QApplicationPrivate::notify_helper (this=0x9d34900, receiver=0xa0a3670, e=0xbfe9fb40) at kernel/qapplication.cpp:4052
#43 0x00f02033 in QApplication::notify (this=0xbfea1524, receiver=0xa0a3670, e=0xbfe9fb40) at kernel/qapplication.cpp:3758
#44 0x002e314a in KApplication::notify (this=0xbfea1524, receiver=0xa0a3670, event=0xbfe9fb40) at ../../kdeui/kernel/kapplication.cpp:302
#45 0x06cec6cb in QCoreApplication::notifyInternal (this=0xbfea1524, receiver=0xa0a3670, event=0xbfe9fb40) at kernel/qcoreapplication.cpp:610
#46 0x00f00f6e in QCoreApplication::sendSpontaneousEvent (receiver=0xa0a3670, event=0xbfe9fb40, alienWidget=0xa0a3670, nativeWidget=0xa140fa0, buttonDown=0x1774aa0, lastMouseReceiver=...)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#47 QApplicationPrivate::sendMouseEvent (receiver=0xa0a3670, event=0xbfe9fb40, alienWidget=0xa0a3670, nativeWidget=0xa140fa0, buttonDown=0x1774aa0, lastMouseReceiver=...)
    at kernel/qapplication.cpp:2924
#48 0x00f6f7c0 in QETWidget::translateMouseEvent (this=0xa140fa0, event=0xbfea118c) at kernel/qapplication_x11.cpp:4409
#49 0x00f6ec4b in QApplication::x11ProcessEvent (this=0xbfea1524, event=0xbfea118c) at kernel/qapplication_x11.cpp:3428
#50 0x00f9b502 in x11EventSourceDispatch (s=0x9d2b568, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#51 0x01cffe78 in g_main_dispatch (context=0x9d2a890) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:1960
#52 IA__g_main_context_dispatch (context=0x9d2a890) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:2513
#53 0x01d03720 in g_main_context_iterate (context=0x9d2a890, block=<value optimized out>, dispatch=1, self=0x9d34d08) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:2591
#54 0x01d03853 in IA__g_main_context_iteration (context=0x9d2a890, may_block=1) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:2654
#55 0x06d1702c in QEventDispatcherGlib::processEvents (this=0x9d099f8, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#56 0x00f9abe5 in QGuiEventDispatcherGlib::processEvents (this=0x9d099f8, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#57 0x06ceac79 in QEventLoop::processEvents (this=0xbfea1484, flags=) at kernel/qeventloop.cpp:149
#58 0x06ceb0ca in QEventLoop::exec (this=0xbfea1484, flags=...) at kernel/qeventloop.cpp:201
#59 0x06ced53f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#60 0x00ef9dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#61 0x0804b4e6 in main (argc=3, argv=0xbfea1744) at ../../../kontact/src/main.cpp:218

This bug may be a duplicate of or related to bug 208775

Reported using DrKonqi