Bug 281155

Application: systemsettings (1.0)
KDE Platform Version: 4.5.3 (KDE 4.5.3)
Qt Version: 4.7.0
Operating System: Linux 2.6.39.4 i686
Distribution: Ubuntu 10.04.2 LTS

-- Information about the crash:
- What I was doing when the application crashed:

I tried to open the login screen option and then crashed the system settings.

The crash does not seem to be reproducible.

-- Backtrace:
Application: Systemeinstellungen (systemsettings), signal: Segmentation fault
[KCrash Handler]
#7  QString (this=0x0) at /usr/include/qt4/QtCore/qstring.h:727
#8  KAboutData::appName (this=0x0) at ../../kdecore/kernel/kaboutdata.cpp:665
#9  0xb769fe1c in KCModule::setNeedsAuthorization (this=0x837c1f0, needsAuth=true) at ../../kdeui/widgets/kcmodule.cpp:143
#10 0xb20f8f39 in KDModule (this=0x837c1f0, parent=0x822bda0) at ../../../kcontrol/kdm/main.cpp:275
#11 0xb20fcbcd in QObject* KPluginFactory::createInstance<KDModule, QWidget>(QWidget*, QObject*, QList<QVariant> const&) () from /usr/lib/kde4/kcm_kdm.so
#12 0xb68aef30 in KPluginFactory::create (this=0x837c498, iface=0xb778a0e0 "KCModule", parentWidget=0x0, parent=0x822bda0, args=..., keyword=...) at ../../kdecore/util/kpluginfactory.cpp:191
#13 0xb77e2108 in KPluginFactory::create<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x822bda0, args=...) at ../../kdecore/util/kpluginfactory.h:515
#14 KService::createInstance<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x822bda0, args=...) at ../../kdecore/services/kservice.h:532
#15 KService::createInstance<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x822bda0, args=...) at ../../kdecore/services/kservice.h:509
#16 KService::createInstance<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x822bda0, args=...) at ../../kdecore/services/kservice.h:552
#17 KCModuleLoader::loadModule (mod=..., report=KCModuleLoader::Inline, parent=0x822bda0, args=...) at ../../kutils/kcmoduleloader.cpp:89
#18 0xb77e781d in KCModuleProxyPrivate::loadModule (this=0x8213af8) at ../../kutils/kcmoduleproxy.cpp:106
#19 0xb77e8513 in KCModuleProxy::realModule (this=0x822bda0) at ../../kutils/kcmoduleproxy.cpp:83
#20 0xb77c5556 in ModuleView::stateChanged (this=0x82b99a8) at ../../../systemsettings/core/ModuleView.cpp:374
#21 0xb77c56f1 in ModuleView::activeModuleChanged (this=0x82b99a8, current=0x82fab30, previous=0x0) at ../../../systemsettings/core/ModuleView.cpp:361
#22 0xb77c7580 in ModuleView::qt_metacall (this=0x82b99a8, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbfd9f494) at ./ModuleView.moc:99
#23 0xb64d9d4a in QMetaObject::metacall (object=0x82b99a8, cl=3056014272, idx=35, argv=0xbfd9f494) at kernel/qmetaobject.cpp:237
#24 0xb64ecab5 in QMetaObject::activate (sender=0x82aa6e8, m=0xb77a8b70, local_signal_index=0, argv=0xbfd9f494) at kernel/qobject.cpp:3280
#25 0xb761eb49 in KPageWidget::currentPageChanged (this=0x82aa6e8, _t1=0x82fab30, _t2=0x0) at ./kpagewidget.moc:96
#26 0xb761ec82 in KPageWidgetPrivate::_k_slotCurrentPageChanged (this=0x82cbb20, current=..., before=...) at ../../kdeui/paged/kpagewidget.cpp:43
#27 0xb761ed41 in KPageWidget::qt_metacall (this=0x82aa6e8, _c=QMetaObject::InvokeMetaMethod, _id=35, _a=0xbfd9f604) at ./kpagewidget.moc:84
#28 0xb64d9d4a in QMetaObject::metacall (object=0x82aa6e8, cl=3056014272, idx=35, argv=0xbfd9f604) at kernel/qmetaobject.cpp:237
#29 0xb64ecab5 in QMetaObject::activate (sender=0x82aa6e8, m=0xb77a804c, local_signal_index=0, argv=0xbfd9f604) at kernel/qobject.cpp:3280
#30 0xb7618e49 in KPageView::currentPageChanged (this=0x82aa6e8, _t1=..., _t2=...) at ./kpageview.moc:140
#31 0xb761a802 in KPageViewPrivate::_k_pageSelected (this=0x82cbb20, index=..., previous=...) at ../../kdeui/paged/kpageview.cpp:244
#32 0xb761aa77 in KPageView::qt_metacall (this=0x82aa6e8, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0xbfd9f7f4) at ./kpageview.moc:100
#33 0xb761ecfa in KPageWidget::qt_metacall (this=0x82aa6e8, _c=QMetaObject::InvokeMetaMethod, _id=30, _a=0xbfd9f7f4) at ./kpagewidget.moc:76
#34 0xb64d9d4a in QMetaObject::metacall (object=0x82aa6e8, cl=3056014272, idx=30, argv=0xbfd9f7f4) at kernel/qmetaobject.cpp:237
#35 0xb64ecab5 in QMetaObject::activate (sender=0x82ef228, m=0xb73d8a50, local_signal_index=0, argv=0xbfd9f7f4) at kernel/qobject.cpp:3280
#36 0xb7078df9 in QItemSelectionModel::selectionChanged (this=0x82ef228, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:152
#37 0xb707c030 in QItemSelectionModel::emitSelectionChanged (this=0x82ef228, newSelection=..., oldSelection=...) at itemviews/qitemselectionmodel.cpp:1525
#38 0xb707d7d4 in QItemSelectionModel::select (this=0x82ef228, selection=..., command=...) at itemviews/qitemselectionmodel.cpp:1088
#39 0xb707a7b0 in QItemSelectionModel::select (this=0x82ef228, index=..., command=...) at itemviews/qitemselectionmodel.cpp:976
#40 0xb7079064 in QItemSelectionModel::setCurrentIndex (this=0x82ef228, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1155
#41 0xb7619e59 in KPageViewPrivate::_k_rebuildGui (this=0x82cbb20) at ../../kdeui/paged/kpageview.cpp:70
#42 0xb761a5b0 in KPageViewPrivate::_k_modelChanged (this=0x82cbb20) at ../../kdeui/paged/kpageview.cpp:190
#43 0xb761aa8e in KPageView::qt_metacall (this=0x82aa6e8, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfd9fbec) at ./kpageview.moc:99
#44 0xb761ecfa in KPageWidget::qt_metacall (this=0x82aa6e8, _c=QMetaObject::InvokeMetaMethod, _id=29, _a=0xbfd9fbec) at ./kpagewidget.moc:76
#45 0xb64d9d4a in QMetaObject::metacall (object=0x82aa6e8, cl=3056014272, idx=29, argv=0xbfd9fbec) at kernel/qmetaobject.cpp:237
#46 0xb64ecab5 in QMetaObject::activate (sender=0x82d9c48, m=0xb6605198, local_signal_index=2, argv=0x0) at kernel/qobject.cpp:3280
#47 0xb653d4e7 in QAbstractItemModel::layoutChanged (this=0x82d9c48) at .moc/release-shared/moc_qabstractitemmodel.cpp:161
#48 0xb7620b5b in KPageWidgetModel::addPage (this=0x82d9c48, item=0x82fab30) at ../../kdeui/paged/kpagewidgetmodel.cpp:401
#49 0xb761efba in KPageWidget::addPage (this=0x82aa6e8, item=0x82fab30) at ../../kdeui/paged/kpagewidget.cpp:87
#50 0xb77c5e0f in ModuleView::addModule (this=0x82b99a8, module=0x82e4004) at ../../../systemsettings/core/ModuleView.cpp:220
#51 0xb77c6cd7 in ModuleView::loadModule (this=0x82b99a8, menuItem=...) at ../../../systemsettings/core/ModuleView.cpp:174
#52 0xb224bcda in IconMode::changeModule (this=0x82f2590, activeModule=...) at ../../../systemsettings/icons/IconMode.cpp:133
#53 0xb224bd9d in IconMode::qt_metacall (this=0x82f2590, _c=QMetaObject::InvokeMetaMethod, _id=12, _a=0xbfda0028) at ./IconMode.moc:80
#54 0xb64d9d4a in QMetaObject::metacall (object=0x82f2590, cl=3056014272, idx=12, argv=0xbfda0028) at kernel/qmetaobject.cpp:237
#55 0xb64ecab5 in QMetaObject::activate (sender=0x8190b48, m=0xb73d7d64, local_signal_index=3, argv=0xbfda0028) at kernel/qobject.cpp:3280
#56 0xb7016a83 in QAbstractItemView::activated (this=0x8190b48, _t1=...) at .moc/release-shared/moc_qabstractitemview.cpp:345
#57 0xb7027000 in QAbstractItemView::mouseReleaseEvent (this=0x8190b48, event=0xbfda0b10) at itemviews/qabstractitemview.cpp:1796
#58 0xb703cf9f in QListView::mouseReleaseEvent (this=0x8190b48, e=0xbfda0b10) at itemviews/qlistview.cpp:796
#59 0xb75ac32a in KCategorizedView::mouseReleaseEvent (this=0x8190b48, event=0xbfda0b10) at ../../kdeui/itemviews/kcategorizedview.cpp:1034
#60 0xb6aaf628 in QWidget::event (this=0x8190b48, event=0xbfda0b10) at kernel/qwidget.cpp:8187
#61 0xb6ecf1a3 in QFrame::event (this=0x8190b48, e=0xbfda0b10) at widgets/qframe.cpp:557
#62 0xb6f6bfd2 in QAbstractScrollArea::viewportEvent (this=0xb62713c0, e=0x0) at widgets/qabstractscrollarea.cpp:1043
#63 0xb7027ab7 in QAbstractItemView::viewportEvent (this=0x8190b48, event=0xbfda0b10) at itemviews/qabstractitemview.cpp:1619
#64 0xb6f6ea15 in QAbstractScrollAreaPrivate::viewportEvent (this=0x83103b0, o=0x8191b48, e=0xbfda0b10) at widgets/qabstractscrollarea_p.h:100
#65 QAbstractScrollAreaFilter::eventFilter (this=0x83103b0, o=0x8191b48, e=0xbfda0b10) at widgets/qabstractscrollarea_p.h:116
#66 0xb64d374a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x819e3d0, receiver=0x8191b48, event=0xbfda0b10) at kernel/qcoreapplication.cpp:847
#67 0xb6a51709 in QApplicationPrivate::notify_helper (this=0x819e3d0, receiver=0x8191b48, e=0xbfda0b10) at kernel/qapplication.cpp:4392
#68 0xb6a58117 in QApplication::notify (this=0xbfda13cc, receiver=0x8191b48, e=0xbfda0b10) at kernel/qapplication.cpp:3959
#69 0xb75d663a in KApplication::notify (this=0xbfda13cc, receiver=0x8191b48, event=0xbfda0b10) at ../../kdeui/kernel/kapplication.cpp:310
#70 0xb64d3feb in QCoreApplication::notifyInternal (this=0xbfda13cc, receiver=0x8191b48, event=0xbfda0b10) at kernel/qcoreapplication.cpp:732
#71 0xb6a567c2 in QCoreApplication::sendEvent (receiver=0x8191b48, event=0xbfda0b10, alienWidget=0x8191b48, nativeWidget=0x822e6d0, buttonDown=0xb73e73c0, lastMouseReceiver=..., spontaneous=true)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#72 QApplicationPrivate::sendMouseEvent (receiver=0x8191b48, event=0xbfda0b10, alienWidget=0x8191b48, nativeWidget=0x822e6d0, buttonDown=0xb73e73c0, lastMouseReceiver=..., spontaneous=true)
    at kernel/qapplication.cpp:3058
#73 0xb6ae5288 in QETWidget::translateMouseEvent (this=0x822e6d0, event=0xbfda102c) at kernel/qapplication_x11.cpp:4403
#74 0xb6ae4719 in QApplication::x11ProcessEvent (this=0xbfda13cc, event=0xbfda102c) at kernel/qapplication_x11.cpp:3414
#75 0xb6b1370a in x11EventSourceDispatch (s=0x81a11e8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#76 0xb5c7e5e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#77 0xb5c822d8 in ?? () from /lib/libglib-2.0.so.0
#78 0xb5c824b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#79 0xb65027f5 in QEventDispatcherGlib::processEvents (this=0x817a250, flags=...) at kernel/qeventdispatcher_glib.cpp:415
#80 0xb6b12f85 in QGuiEventDispatcherGlib::processEvents (this=0x817a250, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#81 0xb64d2a99 in QEventLoop::processEvents (this=0xbfda1324, flags=) at kernel/qeventloop.cpp:149
#82 0xb64d2f1a in QEventLoop::exec (this=0xbfda1324, flags=...) at kernel/qeventloop.cpp:201
#83 0xb64d74cf in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#84 0xb6a50557 in QApplication::exec () at kernel/qapplication.cpp:3672
#85 0x08057dfe in main (argc=5, argv=0xbfda1514) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 281053, bug 274946, bug 266493, bug 266306, bug 265573.

Reported using DrKonqi