Application: plasma-desktop (0.3)
KDE Platform Version: 4.4.2 (KDE 4.4.2) (Compiled from sources)
Qt Version: 4.6.2
Operating System: Linux 2.6.31-21-generic i686
Distribution: Ubuntu 9.10

-- Information about the crash:
When logged in, two desktops were overlapping each other, removed duplicate Desktop Folder with no problem, but when deleted task manager and panel, plasma crashed and KDE reported a crash

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[KCrash Handler]
#6  0x0180712a in QGraphicsItem::isPanel() const () from /usr/lib/libQtGui.so.4
#7  0x011a63cc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#8  0x011ad01e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#9  0x00e995ba in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#10 0x06ee6beb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#11 0x011b590e in QCoreApplication::sendEvent(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#12 0x0187008c in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#13 0x0169d215 in ?? () from /usr/lib/libQtGui.so.4
#14 0x06ee5e8a in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#15 0x011a63a9 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#16 0x011ad0b9 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#17 0x00e995ba in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#18 0x06ee6beb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#19 0x012047e5 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#20 0x016006a3 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#21 0x0169b337 in QAbstractScrollArea::event(QEvent*) () from /usr/lib/libQtGui.so.4
#22 0x01872246 in QGraphicsView::event(QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x011a63cc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#24 0x011ad0b9 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#25 0x00e995ba in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#26 0x06ee6beb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#27 0x011b0986 in QApplication::setActiveWindow(QWidget*) () from /usr/lib/libQtGui.so.4
#28 0x01236b07 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#29 0x0126600a in ?? () from /usr/lib/libQtGui.so.4
#30 0x081f3e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#31 0x081f7730 in ?? () from /lib/libglib-2.0.so.0
#32 0x081f7863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#33 0x06f12805 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x01265b35 in ?? () from /usr/lib/libQtGui.so.4
#35 0x06ee5209 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#36 0x06ee565a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#37 0x06ee984f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#38 0x011a6467 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#39 0x0292506e in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#40 0x0804dff7 in _start ()

Possible duplicates by query: bug 234634, bug 234631, bug 234601, bug 234578, bug 234552.

Reported using DrKonqi