Version:            (using KDE 4.2.2)
OS:                Linux
Installed from:    Ubuntu Packages

When having an imap account configured with kmail but no password saved for it kontact (kmail part) asks for the password at startup. If one clicks on cancel for that dialog twice then kontact crashes with the following (reproducable on Kubuntu Jaunty) bt:

Anwendung: Kontact (kontact), Signal SIGSEGV

Thread 1 (Thread 0xb4795700 (LWP 18126)):
[KCrash Handler]
#6  QTreeWidget::setItemExpanded (this=0x31, item=0x86779e8, expand=false) at itemviews/qtreewidget.h:370
#7  0xb0c32f8c in KMail::FolderView::slotFolderExpanded (this=0x8621d80, item=0x86779e8) at /usr/include/qt4/QtGui/qtreewidget.h:409
#8  0xb0c3eee5 in KMail::FolderView::qt_metacall (this=0x8621d80, _c=QMetaObject::InvokeMetaMethod, _id=28, _a=0xbf8f409c) at /build/buildd/kdepim-4.2.2/obj-i486-linux-gnu/kmail/folderview.moc:219
#9  0xb0c4310a in KMail::MainFolderView::qt_metacall (this=0x8621d80, _c=QMetaObject::InvokeMetaMethod, _id=154, _a=0xbf8f409c)
    at /build/buildd/kdepim-4.2.2/obj-i486-linux-gnu/kmail/mainfolderview.moc:64
#10 0xb5b8eca8 in QMetaObject::activate (sender=0x8621d80, from_signal_index=101, to_signal_index=101, argv=0xbf8f409c) at kernel/qobject.cpp:3069
#11 0xb5b8f932 in QMetaObject::activate (sender=0x8621d80, m=0xb68e3ad0, local_signal_index=6, argv=0xbf8f409c) at kernel/qobject.cpp:3143
#12 0xb663a113 in QTreeWidget::itemExpanded (this=0x8621d80, _t1=0x86779e8) at .moc/release-shared/moc_qtreewidget.cpp:236
#13 0xb663f446 in QTreeWidgetPrivate::_q_emitItemExpanded (this=0x8621e00, index=@0xbf8f432c) at itemviews/qtreewidget.cpp:2258
#14 0xb66477ff in QTreeWidget::qt_metacall (this=0x8621d80, _c=QMetaObject::InvokeMetaMethod, _id=21, _a=0xbf8f427c) at .moc/release-shared/moc_qtreewidget.cpp:149
#15 0xb76de4da in KPIM::TreeWidget::qt_metacall (this=0x8621d80, _c=QMetaObject::InvokeMetaMethod, _id=116, _a=0xbf8f427c)
    at /build/buildd/kdepim-4.2.2/obj-i486-linux-gnu/libkdepim/moc_treewidget.cpp:68
#16 0xb76de67a in KPIM::FolderTreeWidget::qt_metacall (this=0x8621d80, _c=QMetaObject::InvokeMetaMethod, _id=116, _a=0xbf8f427c)
    at /build/buildd/kdepim-4.2.2/obj-i486-linux-gnu/libkdepim/moc_foldertreewidget.cpp:64
#17 0xb0c3ee8a in KMail::FolderView::qt_metacall (this=0x8621d80, _c=QMetaObject::InvokeMetaMethod, _id=116, _a=0xbf8f427c) at /build/buildd/kdepim-4.2.2/obj-i486-linux-gnu/kmail/folderview.moc:186
#18 0xb0c4310a in KMail::MainFolderView::qt_metacall (this=0x8621d80, _c=QMetaObject::InvokeMetaMethod, _id=116, _a=0xbf8f427c)
    at /build/buildd/kdepim-4.2.2/obj-i486-linux-gnu/kmail/mainfolderview.moc:64
#19 0xb5b8eca8 in QMetaObject::activate (sender=0x8621d80, from_signal_index=69, to_signal_index=69, argv=0xbf8f427c) at kernel/qobject.cpp:3069
#20 0xb5b8f932 in QMetaObject::activate (sender=0x8621d80, m=0xb68e3190, local_signal_index=0, argv=0xbf8f427c) at kernel/qobject.cpp:3143
#21 0xb65fb4f3 in QTreeView::expanded (this=0x8621d80, _t1=@0xbf8f432c) at .moc/release-shared/moc_qtreeview.cpp:213
#22 0xb660cdee in QTreeView::expand (this=0x8621d80, index=@0xbf8f432c) at itemviews/qtreeview.cpp:752
#23 0xb660d91c in QTreeView::setExpanded (this=0x31, index=@0x0, expanded=true) at itemviews/qtreeview.cpp:825
#24 0xb6642a2c in QTreeWidget::setItemExpanded (this=0x8621d80, item=0x86779e8, expand=true) at itemviews/qtreewidget.cpp:3114
#25 0xb0c37d1c in KMail::FolderView::restoreItemStates (this=0x8621d80) at /usr/include/qt4/QtGui/qtreewidget.h:409
#26 0xb0c3ea7d in KMail::FolderView::reload (this=0x8621d80, openFoldersForUpdate=false) at /build/buildd/kdepim-4.2.2/kmail/folderview.cpp:667
#27 0xb0ec1906 in KMMainWidget::readConfig (this=0x8613068) at /build/buildd/kdepim-4.2.2/kmail/kmmainwidget.cpp:595
#28 0xb0ed7850 in KMMainWidget (this=0x8613068, parent=0x8603938, aGUIClient=0x82c137c, actionCollection=0x82d8af0, config=0x8073198) at /build/buildd/kdepim-4.2.2/kmail/kmmainwidget.cpp:233
#29 0xb1346519 in KMailPart (this=0x82c1358, parentWidget=0x8082170, parent=0x8082170) at /build/buildd/kdepim-4.2.2/kmail/kmail_part.cpp:111
#30 0xb1346ef5 in KPluginFactory::createPartInstance<KMailPart> (parentWidget=0x8082170, parent=0x8082170, args=@0xbf8f48c0) at /usr/include/kpluginfactory.h:467
#31 0xb5eb7eaf in KPluginFactory::create (this=0x81805a0, iface=0xb70c2600 "KParts::ReadOnlyPart", parentWidget=0x8082170, parent=0x8082170, args=@0xbf8f48c0, keyword=@0xbf8f48b0)
    at /build/buildd/kde4libs-4.2.2/kdecore/util/kpluginfactory.cpp:191
#32 0xb77c74db in Kontact::Core::createPart (this=0x8082170, libname=0x838be70 "kmailpart") at /usr/include/kpluginfactory.h:491
#33 0xb77c86c7 in Kontact::Plugin::loadPart (this=0x8177448) at /build/buildd/kdepim-4.2.2/kontactinterfaces/plugin.cpp:148
#34 0xb14a77a5 in KMailPlugin::createPart (this=0x8177448) at /build/buildd/kdepim-4.2.2/kontact/plugins/kmail/kmail_plugin.cpp:170
#35 0xb77c8602 in Kontact::Plugin::part (this=0x8177448) at /build/buildd/kdepim-4.2.2/kontactinterfaces/plugin.cpp:187
#36 0xb77e679c in Kontact::MainWindow::selectPlugin (this=0x8082170, plugin=0x8177448) at /build/buildd/kdepim-4.2.2/kontact/src/mainwindow.cpp:752
#37 0xb77e16cc in Kontact::MainWindow::loadSettings (this=0x8082170) at /build/buildd/kdepim-4.2.2/kontact/src/mainwindow.cpp:924
#38 0xb77ea7a5 in Kontact::MainWindow::initObject (this=0x8082170) at /build/buildd/kdepim-4.2.2/kontact/src/mainwindow.cpp:226
#39 0xb77eaca0 in MainWindow (this=0x8082170) at /build/buildd/kdepim-4.2.2/kontact/src/mainwindow.cpp:162
#40 0x0804ac9e in KontactApp::newInstance (this=0xbf8f5868) at /build/buildd/kdepim-4.2.2/kontact/src/main.cpp:134
#41 0xb6c77e66 in KUniqueApplicationAdaptor::newInstance (this=0x80e52f8, asn_id=@0x80e3178, args=@0x814e700) at /build/buildd/kde4libs-4.2.2/kdeui/kernel/kuniqueapplication_p.h:77
#42 0xb6c7605e in KUniqueApplicationAdaptor::qt_metacall (this=0x80e52f8, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbf8f4f58)
    at /build/buildd/kde4libs-4.2.2/obj-i486-linux-gnu/kdeui/kuniqueapplication_p.moc:75
#43 0xb5c91d7a in QDBusConnectionPrivate::deliverCall (this=0x806de70, object=0x80e52f8, msg=@0x8149718, metaTypes=@0xbf8f5008, slotIdx=4) at qdbusintegrator.cpp:891
#44 0xb5c92f92 in QDBusConnectionPrivate::activateCall (this=0x806de70, object=0x80e52f8, flags=337, msg=@0x8149718) at qdbusintegrator.cpp:796
#45 0xb5c93501 in QDBusConnectionPrivate::activateObject (this=0x806de70, node=@0x8149704, msg=@0x8149718, pathStartPos=16) at qdbusintegrator.cpp:1375
#46 0xb5c939fa in QDBusActivateObjectEvent::placeMetaCall (this=0x81496d8) at qdbusintegrator.cpp:1469
#47 0xb5b893a0 in QObject::event (this=0xbf8f5868, e=0x81496d8) at kernel/qobject.cpp:1118
#48 0xb5b783db in QCoreApplication::event (this=0xbf8f5868, e=0x81496d8) at kernel/qcoreapplication.cpp:1426
#49 0xb604d409 in QApplication::event (this=0xbf8f5868, e=0x81496d8) at kernel/qapplication.cpp:2334
#50 0xb6049f2c in QApplicationPrivate::notify_helper (this=0x80759e0, receiver=0xbf8f5868, e=0x81496d8) at kernel/qapplication.cpp:4084
#51 0xb605222e in QApplication::notify (this=0xbf8f5868, receiver=0xbf8f5868, e=0x81496d8) at kernel/qapplication.cpp:3631
#52 0xb6c6e94d in KApplication::notify (this=0xbf8f5868, receiver=0xbf8f5868, event=0x81496d8) at /build/buildd/kde4libs-4.2.2/kdeui/kernel/kapplication.cpp:307
#53 0xb5b78a3b in QCoreApplication::notifyInternal (this=0xbf8f5868, receiver=0xbf8f5868, event=0x81496d8) at kernel/qcoreapplication.cpp:602
#54 0xb5b79695 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8056428) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#55 0xb5b7988d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1132
#56 0xb5ba47ef in postEventSourceDispatch (s=0x8077b10) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#57 0xb4c4bb88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#58 0xb4c4f0eb in ?? () from /usr/lib/libglib-2.0.so.0
#59 0xb4c4f268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#60 0xb5ba4438 in QEventDispatcherGlib::processEvents (this=0x805b238, flags={i = -1081125064}) at kernel/qeventdispatcher_glib.cpp:323
#61 0xb60eb3f5 in QGuiEventDispatcherGlib::processEvents (this=0x805b238, flags={i = -1081125016}) at kernel/qguieventdispatcher_glib.cpp:202
#62 0xb5b7706a in QEventLoop::processEvents (this=0xbf8f57e0, flags={i = -1081124952}) at kernel/qeventloop.cpp:149
#63 0xb5b774aa in QEventLoop::exec (this=0xbf8f57e0, flags={i = -1081124888}) at kernel/qeventloop.cpp:200
#64 0xb5b79959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#65 0xb6049da7 in QApplication::exec () at kernel/qapplication.cpp:3553
#66 0x0804c072 in main (argc=1, argv=0xbf8f5b64) at /build/buildd/kdepim-4.2.2/kontact/src/main.cpp:218