Application that crashed: kontact
Version of the application: 4.3.2
KDE Version: 4.3.1 (KDE 4.3.1) "release 6"
Qt Version: 4.5.3
Operating System: Linux 2.6.31.5-0.1-default i686
Distribution: "openSUSE 11.2 (i586)"

What I was doing when the application crashed:
imap connection reported lost
no access, so tried to stop (then start) kontact
crash happened during termination

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  0xb6e69c7a in QObjectPrivate::removeReceiver(int, QObject*) () from /usr/lib/libQtCore.so.4
#7  0xb6e710bd in QObject::~QObject() () from /usr/lib/libQtCore.so.4
#8  0xb649e63d in QActionGroup::~QActionGroup() () from /usr/lib/libQtGui.so.4
#9  0xb72b54f9 in ?? () from /usr/lib/libkdeui.so.5
#10 0xb72b682e in KSelectAction::~KSelectAction() () from /usr/lib/libkdeui.so.5
#11 0xb6e6858c in QObjectPrivate::deleteChildren() () from /usr/lib/libQtCore.so.4
#12 0xb6e70ed7 in QObject::~QObject() () from /usr/lib/libQtCore.so.4
#13 0xb6105341 in KParts::Part::~Part() () from /usr/lib/libkparts.so.4
#14 0xb61059bc in KParts::ReadOnlyPart::~ReadOnlyPart() () from /usr/lib/libkparts.so.4
#15 0xb5b59ed3 in KHTMLPart::~KHTMLPart() () from /usr/lib/libkhtml.so.5
#16 0xb61043c4 in KParts::Part::slotWidgetDestroyed() () from /usr/lib/libkparts.so.4
#17 0xb61044fc in KParts::Part::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkparts.so.4
#18 0xb6104572 in KParts::ReadOnlyPart::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkparts.so.4
#19 0xb5b63742 in KHTMLPart::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkhtml.so.5
#20 0xb6e6f864 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#21 0xb6e6fd41 in QMetaObject::activate(QObject*, QMetaObject const*, int, int, void**) () from /usr/lib/libQtCore.so.4
#22 0xb6e6fddd in QObject::destroyed(QObject*) () from /usr/lib/libQtCore.so.4
#23 0xb6e70c27 in QObject::~QObject() () from /usr/lib/libQtCore.so.4
#24 0xb64f26e8 in QWidget::~QWidget() () from /usr/lib/libQtGui.so.4
#25 0xb6e6858c in QObjectPrivate::deleteChildren() () from /usr/lib/libQtCore.so.4
#26 0xb64f2097 in QWidget::~QWidget() () from /usr/lib/libQtGui.so.4
#27 0xb6893f0f in QFrame::~QFrame() () from /usr/lib/libQtGui.so.4
#28 0xb74680d5 in KHBox::~KHBox() () from /usr/lib/libkdeui.so.5
#29 0xb6e6858c in QObjectPrivate::deleteChildren() () from /usr/lib/libQtCore.so.4
#30 0xb64f2097 in QWidget::~QWidget() () from /usr/lib/libQtGui.so.4
#31 0xb6893f0f in QFrame::~QFrame() () from /usr/lib/libQtGui.so.4
#32 0xb68fde7c in QSplitter::~QSplitter() () from /usr/lib/libQtGui.so.4
#33 0xb6e6858c in QObjectPrivate::deleteChildren() () from /usr/lib/libQtCore.so.4
#34 0xb64f2097 in QWidget::~QWidget() () from /usr/lib/libQtGui.so.4
#35 0xb07ce24b in ?? () from /usr/lib/libkmailprivate.so.4
#36 0xb6e6858c in QObjectPrivate::deleteChildren() () from /usr/lib/libQtCore.so.4
#37 0xb64f2097 in QWidget::~QWidget() () from /usr/lib/libQtGui.so.4
#38 0xb6893f0f in QFrame::~QFrame() () from /usr/lib/libQtGui.so.4
#39 0xb68fde7c in QSplitter::~QSplitter() () from /usr/lib/libQtGui.so.4
#40 0xb6e6858c in QObjectPrivate::deleteChildren() () from /usr/lib/libQtCore.so.4
#41 0xb64f2097 in QWidget::~QWidget() () from /usr/lib/libQtGui.so.4
#42 0xb6893f0f in QFrame::~QFrame() () from /usr/lib/libQtGui.so.4
#43 0xb68fde7c in QSplitter::~QSplitter() () from /usr/lib/libQtGui.so.4
#44 0xb09cb73a in KMMainWidget::deleteWidgets() () from /usr/lib/libkmailprivate.so.4
#45 0xb09cd4e1 in KMMainWidget::destruct() () from /usr/lib/libkmailprivate.so.4
#46 0xb0df561c in ?? () from /usr/lib/kde4/kmailpart.so
#47 0xb76dd7e8 in Kontact::Plugin::~Plugin() () from /usr/lib/libkontactinterfaces.so.4
#48 0xb0e6e73c in ?? () from /usr/lib/kde4/kontact_kmailplugin.so
#49 0xb76fa017 in Kontact::MainWindow::~MainWindow() () from /usr/lib/libkontactprivate.so.4
#50 0xb6e68253 in qDeleteInEventHandler(QObject*) () from /usr/lib/libQtCore.so.4
#51 0xb6e697c7 in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#52 0xb64f6230 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#53 0xb68b1aa4 in QMainWindow::event(QEvent*) () from /usr/lib/libQtGui.so.4
#54 0xb74809e4 in KMainWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#55 0xb74c8522 in KXmlGuiWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#56 0xb649f8fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#57 0xb64a729e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#58 0xb7394ce1 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#59 0xb6e5932e in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#60 0xb6e59fdc in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#61 0xb6e5a19c in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#62 0xb6e854dd in ?? () from /usr/lib/libQtCore.so.4
#63 0xb47a94c2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#64 0xb47acd98 in ?? () from /usr/lib/libglib-2.0.so.0
#65 0xb47acebe in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#66 0xb6e85011 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#67 0xb654129a in ?? () from /usr/lib/libQtGui.so.4
#68 0xb6e5798d in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#69 0xb6e57dd9 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#70 0xb6e5a270 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#71 0xb649f774 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#72 0x0804b546 in _start ()

Reported using DrKonqi