Application: plasma-desktop (0.3)
KDE Platform Version: 4.4.00 (KDE 4.4.0)
Qt Version: 4.6.2
Operating System: Linux 2.6.31.12-174.2.22.fc12.x86_64 x86_64
Distribution: "Fedora release 12 (Constantine)"

-- Information about the crash:
After setting up a new panel on the primary screen, I attempted to remove the existing panel on the secondary screen (which was once the primary screen in an nvidia twinview environment).  After selecting "remove this panel" the crash occurred.

 -- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Segmentation fault
[KCrash Handler]
#5  0x0000003905f29604 in QGraphicsItem::isPanel() const () from /usr/lib64/libQtGui.so.4
#6  0x0000003905f704bb in QGraphicsScene::event(QEvent*) () from /usr/lib64/libQtGui.so.4
#7  0x00000039059aa9dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#8  0x00000039059b0aab in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#9  0x00000039048067a6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#10 0x0000003eb7d5774c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#11 0x0000003905f86048 in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib64/libQtGui.so.4
#12 0x0000003eb7d56b67 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#13 0x00000039059aa9ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#14 0x00000039059b0aab in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#15 0x00000039048067a6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#16 0x0000003eb7d5774c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#17 0x00000039059f5c33 in QWidget::event(QEvent*) () from /usr/lib64/libQtGui.so.4
#18 0x0000003905d70646 in QFrame::event(QEvent*) () from /usr/lib64/libQtGui.so.4
#19 0x0000003905def5eb in QAbstractScrollArea::event(QEvent*) () from /usr/lib64/libQtGui.so.4
#20 0x00000039059aa9dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#21 0x00000039059b0aab in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#22 0x00000039048067a6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#23 0x0000003eb7d5774c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#24 0x00000039059b2c4b in QApplication::setActiveWindow(QWidget*) () from /usr/lib64/libQtGui.so.4
#25 0x0000003905a214cb in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib64/libQtGui.so.4
#26 0x0000003905a49d52 in ?? () from /usr/lib64/libQtGui.so.4
#27 0x000000357043920e in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#28 0x000000357043cbf8 in ?? () from /lib64/libglib-2.0.so.0
#29 0x000000357043cd1a in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#30 0x0000003eb7d7d063 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#31 0x0000003905a49a1e in ?? () from /usr/lib64/libQtGui.so.4
#32 0x0000003eb7d56192 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#33 0x0000003eb7d5645c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#34 0x0000003eb7d58749 in QCoreApplication::exec() () from /usr/lib64/libQtCore.so.4
#35 0x0000003eac037e52 in kdemain () from /usr/lib64/libkdeinit4_plasma-desktop.so
#36 0x0000003d1461eb1d in __libc_start_main () from /lib64/libc.so.6
#37 0x00000000004007c9 in _start ()

Possible duplicates by query: bug 231041, bug 230926, bug 230809, bug 230790, bug 230732.

Reported using DrKonqi