Version:           4.2.96 (using KDE 4.2.96)
OS:                Linux
Installed from:    Ubuntu Packages

Plasma crashes during KDE initialization. Ubuntu 9.04 32bit Installation, updated to KDE 4.3 RC2 using the kubuntu PPA packages by installing "kde" metapackage.

[10674.786142] plasma-desktop[4282]: segfault at 14 ip b6eb6d19 sp bfecb548 error 4 in libQtGui.so.4.5.0[b66f7000+9c6000]

Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[KCrash Handler]
#6  QGraphicsLayoutItem::geometry (this=0x10) at graphicsview/qgraphicslayoutitem.cpp:663
#7  0xb6f0dbbf in QGraphicsWidget::size (this=0x0) at graphicsview/qgraphicswidget.cpp:326
#8  0xb4a31aae in DesktopCorona::loadDefaultLayout (this=0x86a8d70) at /build/buildd/kdebase-workspace-4.2.96/plasma/shells/desktop/desktopcorona.cpp:234
#9  0xb5c6fb9e in Plasma::Corona::initializeLayout (this=0x86a8d70, configName=@0xbfa2a484) at /build/buildd/kde4libs-4.2.96/plasma/corona.cpp:327
#10 0xb4a4dfd7 in PlasmaApp::corona (this=0x8617f98) at /build/buildd/kdebase-workspace-4.2.96/plasma/shells/desktop/plasmaapp.cpp:574
#11 0xb4a4e184 in PlasmaApp::setupDesktop (this=0x8617f98) at /build/buildd/kdebase-workspace-4.2.96/plasma/shells/desktop/plasmaapp.cpp:252
#12 0xb4a52730 in PlasmaApp::qt_metacall (this=0x8617f98, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0xbfa2a5e8)
    at /build/buildd/kdebase-workspace-4.2.96/obj-i486-linux-gnu/plasma/shells/desktop/plasmaapp.moc:115
#13 0xb7e12ca8 in QMetaObject::activate (sender=0x868ccf0, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3069
#14 0xb7e13932 in QMetaObject::activate (sender=0x868ccf0, m=0xb7eee908, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3143
#15 0xb7e180a7 in QSingleShotTimer::timeout (this=0x868ccf0) at .moc/release-shared/qtimer.moc:76
#16 0xb7e181cc in QSingleShotTimer::timerEvent (this=0x868ccf0) at kernel/qtimer.cpp:298
#17 0xb7e0d15f in QObject::event (this=0x868ccf0, e=0xbfa2aa6c) at kernel/qobject.cpp:1082
#18 0xb688be9c in QApplicationPrivate::notify_helper (this=0x861db00, receiver=0x868ccf0, e=0xbfa2aa6c) at kernel/qapplication.cpp:4084
#19 0xb689419e in QApplication::notify (this=0x8617f98, receiver=0x868ccf0, e=0xbfa2aa6c) at kernel/qapplication.cpp:3631
#20 0xb73c64dd in KApplication::notify (this=0x8617f98, receiver=0x868ccf0, event=0xbfa2aa6c) at /build/buildd/kde4libs-4.2.96/kdeui/kernel/kapplication.cpp:302
#21 0xb7dfca3b in QCoreApplication::notifyInternal (this=0x8617f98, receiver=0x868ccf0, event=0xbfa2aa6c) at kernel/qcoreapplication.cpp:602
#22 0xb7e2bd71 in QTimerInfoList::activateTimers (this=0x86204ac) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#23 0xb7e284e0 in timerSourceDispatch (source=0x8620478) at kernel/qeventdispatcher_glib.cpp:164
#24 0xb641eb88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#25 0xb64220eb in ?? () from /usr/lib/libglib-2.0.so.0
#26 0xb6422268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#27 0xb7e28438 in QEventDispatcherGlib::processEvents (this=0x861d5d0, flags={i = -1079858200}) at kernel/qeventdispatcher_glib.cpp:323
#28 0xb692d365 in QGuiEventDispatcherGlib::processEvents (this=0x861d5d0, flags={i = -1079858152}) at kernel/qguieventdispatcher_glib.cpp:202
#29 0xb7dfb06a in QEventLoop::processEvents (this=0xbfa2ac90, flags={i = -1079858088}) at kernel/qeventloop.cpp:149
#30 0xb7dfb4aa in QEventLoop::exec (this=0xbfa2ac90, flags={i = -1079858024}) at kernel/qeventloop.cpp:200
#31 0xb7dfd959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#32 0xb688bd17 in QApplication::exec () at kernel/qapplication.cpp:3553
#33 0xb4a365d0 in kdemain (argc=1, argv=0x85ef498) at /build/buildd/kdebase-workspace-4.2.96/plasma/shells/desktop/main.cpp:50
#34 0x0804e27d in launch (argc=1, _name=0x85b957c "/usr/bin/plasma-desktop", args=0x85b9594 "", cwd=0x0, envc=0, envs=0x85b9598 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8051391 "0") at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:676
#35 0x0804ea5d in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:1168
#36 0x0804efe5 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:1361
#37 0x0804fbca in main (argc=2, argv=0xbfa2b484, envp=0xbfa2b490) at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:1788