Version:            (using Devel)
OS:                Linux
Installed from:    Compiled sources

openSUSE 11.1 (i586) with kde packages 4.1.87-3 installed.

Had a weather applet partially covered by a konsole window. Clicked on the applet to move it and plasma crashed. Note that this is not reproducable at will. 

Thread 1 (Thread 0xb52ad700 (LWP 18899)):
[KCrash Handler]
#6  0xb7e6810d in ?? () from /usr/lib/libplasma.so.3
#7  0xb7e54cc3 in Plasma::Applet::focusInEvent(QFocusEvent*) () from /usr/lib/libplasma.so.3
#8  0xb6ec1a4d in QGraphicsItem::sceneEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#9  0xb6f04f0f in QGraphicsWidget::sceneEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#10 0xb6edfd2c in ?? () from /usr/lib/libQtGui.so.4
#11 0xb6ee07a0 in QGraphicsScene::setFocusItem(QGraphicsItem*, Qt::FocusReason) () from /usr/lib/libQtGui.so.4
#12 0xb6eea0e4 in ?? () from /usr/lib/libQtGui.so.4
#13 0xb6ee8f87 in QGraphicsScene::event(QEvent*) () from /usr/lib/libQtGui.so.4
#14 0xb69468fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#15 0xb694e75e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#16 0xb772c92d in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#17 0xb66d7961 in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#18 0xb6ef60ab in QGraphicsView::mousePressEvent(QMouseEvent*) () from /usr/lib/libQtGui.so.4
#19 0xb699ea49 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#20 0xb6cd4a83 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#21 0xb6d6b1bf in QAbstractScrollArea::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#22 0xb6ef84df in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#23 0xb6d6d765 in ?? () from /usr/lib/libQtGui.so.4
#24 0xb66d6b3a in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#25 0xb69468da in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#26 0xb694f111 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#27 0xb772c92d in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#28 0xb66d7961 in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#29 0xb694e39e in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&
) () from /usr/lib/libQtGui.so.4
#30 0xb69b8716 in ?? () from /usr/lib/libQtGui.so.4
#31 0xb69b7ac5 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#32 0xb69e008a in ?? () from /usr/lib/libQtGui.so.4
#33 0xb56be9a8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0xb56c2063 in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb56c2221 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0xb6701fb8 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#37 0xb69df785 in ?? () from /usr/lib/libQtGui.so.4
#38 0xb66d601a in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#39 0xb66d61da in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#40 0xb66d8895 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#41 0xb6946777 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#42 0xb7fcd296 in kdemain () from /usr/lib/libkdeinit4_plasma.so
#43 0x08048782 in _start ()