Bug 284107

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.1 (4.7.1)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
adding a "widget" in paienl work
was adding a "widget" on the task bar
the whole screen went black during the process
was not only installed the error introduced



adicionando "widget" no paienl de trabalho
estava adicionando um "widget" na barra de tarefa
a tela ficou toda negra durante o processo
não foi instalado sómente apresentou o erro

-- Backtrace:
Application: Shell da área de trabalho do Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f9ffab7f7c0 (LWP 1710))]

Thread 3 (Thread 0x7f9fd6b77700 (LWP 1711)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f9fd6b769f0 in ?? ()
#2  0x00007fff435ff7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 2 (Thread 0x7f9fcffff700 (LWP 1712)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f9fcfffe9f0 in ?? ()
#2  0x00007fff435ff7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 1 (Thread 0x7f9ffab7f7c0 (LWP 1710)):
[KCrash Handler]
#6  QGraphicsLayoutItemPrivate::hasHeightForWidth (this=0x626ea0) at graphicsview/qgraphicslayoutitem.cpp:280
#7  0x00007f9ff6ffe591 in QGridLayoutItem::hasDynamicConstraint (this=<optimized out>) at graphicsview/qgridlayoutengine.cpp:576
#8  0x00007f9ff6fff6b2 in ensureDynamicConstraint (this=0x2809100) at graphicsview/qgridlayoutengine.cpp:1657
#9  QGridLayoutEngine::ensureDynamicConstraint (this=0x2809100) at graphicsview/qgridlayoutengine.cpp:1652
#10 0x00007f9ff6fff769 in QGridLayoutEngine::hasDynamicConstraint (this=0x2809100) at graphicsview/qgridlayoutengine.cpp:1677
#11 0x00007f9ff7003a98 in QGridLayoutEngine::sizeHint (this=0x2809100, styleInfo=..., which=Qt::MaximumSize, constraint=...) at graphicsview/qgridlayoutengine.cpp:1134
#12 0x00007f9ff6f8d01a in QGraphicsGridLayout::sizeHint (this=<optimized out>, which=Qt::MaximumSize, constraint=...) at graphicsview/qgraphicsgridlayout.cpp:656
#13 0x00007f9ff6fb7bd9 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x2808ff0, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:169
#14 0x00007f9ff6fb8491 in effectiveSizeHint (constraint=<optimized out>, which=<optimized out>, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#15 QGraphicsLayoutItem::effectiveSizeHint (this=<optimized out>, which=<optimized out>, constraint=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:810
#16 0x00007f9ff6ff5231 in QGraphicsWidget::sizeHint (this=<optimized out>, which=<optimized out>, constraint=<optimized out>) at graphicsview/qgraphicswidget.cpp:743
#17 0x00007f9ff6fb7caf in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x2808f00, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:175
#18 0x00007f9ff6fb8491 in effectiveSizeHint (constraint=<optimized out>, which=<optimized out>, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#19 QGraphicsLayoutItem::effectiveSizeHint (this=<optimized out>, which=<optimized out>, constraint=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:810
#20 0x00007f9fdf410905 in SystemTray::TaskArea::adjustHiddentTasksWidget (this=0x280c420) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:452
#21 0x00007f9fdf4125d9 in SystemTray::TaskArea::addWidgetForTask (this=0x280c420, task=0x19ad0a0) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:320
#22 0x00007f9fdf412926 in SystemTray::TaskArea::addTask (this=0x280c420, task=<optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:196
#23 0x00007f9fdf413124 in SystemTray::TaskArea::qt_metacall (this=0x280c420, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff43534260) at ./taskarea.moc:89
#24 0x00007f9ff7639eba in QMetaObject::activate (sender=0xf4b750, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff43534260) at kernel/qobject.cpp:3278
#25 0x00007f9fdf3f587f in SystemTray::Manager::taskAdded (this=<optimized out>, _t1=0x19ad0a0) at ./manager.moc:99
#26 0x00007f9fdf3f5a95 in SystemTray::Manager::addTask (this=0xf4b750, task=0x19ad0a0) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:87
#27 0x00007f9fdf3f5be4 in SystemTray::Manager::qt_metacall (this=0xf4b750, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff435343d0) at ./manager.moc:86
#28 0x00007f9ff7639eba in QMetaObject::activate (sender=0xf3ff50, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff435343d0) at kernel/qobject.cpp:3278
#29 0x00007f9fdf3f608f in SystemTray::Protocol::taskCreated (this=<optimized out>, _t1=0x19ad0a0) at ./protocol.moc:91
#30 0x00007f9fdf3fd178 in SystemTray::PlasmoidProtocol::addApplet (this=0xf3ff50, appletName=..., id=<optimized out>, parent=0x2848ee0) at ../../../../../plasma/generic/applets/systemtray/protocols/plasmoid/plasmoidtaskprotocol.cpp:112
#31 0x00007f9fdf3f56d6 in SystemTray::Manager::addApplet (this=<optimized out>, appletName=<optimized out>, parent=<optimized out>) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:110
#32 0x00007f9fdf407a30 in SystemTray::Applet::checkDefaultApplets (this=0x2848ee0) at ../../../../../plasma/generic/applets/systemtray/ui/applet.cpp:737
#33 0x00007f9fdf408a4c in SystemTray::Applet::qt_metacall (this=0x2848ee0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x284a2e0) at ./applet.moc:91
#34 0x00007f9ff763da5e in QObject::event (this=0x2848ee0, e=<optimized out>) at kernel/qobject.cpp:1217
#35 0x00007f9ff6ff589b in QGraphicsWidget::event (this=0x2848ee0, event=0x286e110) at graphicsview/qgraphicswidget.cpp:1455
#36 0x00007f9ff69d7424 in notify_helper (e=0x286e110, receiver=0x2848ee0, this=0xc46470) at kernel/qapplication.cpp:4486
#37 QApplicationPrivate::notify_helper (this=0xc46470, receiver=0x2848ee0, e=0x286e110) at kernel/qapplication.cpp:4458
#38 0x00007f9ff69dc291 in QApplication::notify (this=0xc25e30, receiver=0x2848ee0, e=0x286e110) at kernel/qapplication.cpp:4365
#39 0x00007f9ff82d51e6 in KApplication::notify (this=0xc25e30, receiver=0x2848ee0, event=0x286e110) at ../../kdeui/kernel/kapplication.cpp:311
#40 0x00007f9ff7626afc in QCoreApplication::notifyInternal (this=0xc25e30, receiver=0x2848ee0, event=0x286e110) at kernel/qcoreapplication.cpp:787
#41 0x00007f9ff762a51f in sendEvent (event=0x286e110, receiver=0x2848ee0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#42 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xb7f430) at kernel/qcoreapplication.cpp:1428
#43 0x00007f9ff7651a73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#44 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#45 0x00007f9fee9eaa5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007f9fee9eb258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007f9fee9eb429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007f9ff7651ed6 in QEventDispatcherGlib::processEvents (this=0xb80f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#49 0x00007f9ff6a7f07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#50 0x00007f9ff7625cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#51 0x00007f9ff7625ef7 in QEventLoop::exec (this=0x7fff43534e30, flags=...) at kernel/qeventloop.cpp:201
#52 0x00007f9ff762a789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#53 0x00007f9ffa7681a3 in kdemain (argc=1, argv=0x7fff43535218) at ../../../../plasma/desktop/shell/main.cpp:120
#54 0x00007f9ffa3a930d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff43535218, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff43535208) at libc-start.c:226
#55 0x0000000000400671 in _start ()

Possible duplicates by query: bug 284086, bug 284062, bug 284001, bug 283798, bug 283132.

Reported using DrKonqi