Bug 249039

Summary: System settings -> Login Screen crashes on launching
Product: [Applications] systemsettings Reporter: Aloisio Almeida Jr <aloisiojr>
Component: generalAssignee: System Settings Bugs <sourtooth+ssbugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: kevinsilhouette
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: New crash information added by DrKonqi

Description Aloisio Almeida Jr 2010-08-25 22:16:01 UTC 
Application: systemsettings (1.0)
KDE Platform Version: 4.5.66 (KDE 4.5.66 (KDE 4.6 >= 20100825)) (Compiled from sources)
Qt Version: 4.7.0
Operating System: Linux 2.6.32-24-generic x86_64
Distribution: Ubuntu 10.04.1 LTS

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

Trying to open the Login Screen options.

- How to reproduce:

1) Open System Settings
2) Click on Login Screen icon

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Aborted
[KCrash Handler]
#6  0x00007fd9cd79ea75 in raise () from /lib/libc.so.6
#7  0x00007fd9cd7a25c0 in abort () from /lib/libc.so.6
#8  0x00007fd9cd7d84fb in ?? () from /lib/libc.so.6
#9  0x00007fd9cd7e25b6 in ?? () from /lib/libc.so.6
#10 0x00007fd9b28f6fd2 in PolkitQt::Context::Private::init() () from /home/aloisio/prefix/usr/lib/libpolkit-qt-core.so.0
#11 0x00007fd9b28f8b5d in PolkitQt::Context::hasError() const () from /home/aloisio/prefix/usr/lib/libpolkit-qt-core.so.0
#12 0x00007fd9b28f3b05 in PolkitQt::Auth::isCallerAuthorized(_PolKitAction*, long long, bool) () from /home/aloisio/prefix/usr/lib/libpolkit-qt-core.so.0
#13 0x00007fd9b28f3c5d in PolkitQt::Auth::isCallerAuthorized(QString const&, long long, bool) () from /home/aloisio/prefix/usr/lib/libpolkit-qt-core.so.0
#14 0x00007fd9b2affe26 in KAuth::PolicyKitBackend::actionStatus(QString const&) () from /home/aloisio/prefix/usr/lib/kde4/plugins/kauth/backend/kauth_backend_plugin.so
#15 0x00007fd9b2b00279 in KAuth::PolicyKitBackend::setupAction(QString const&) () from /home/aloisio/prefix/usr/lib/kde4/plugins/kauth/backend/kauth_backend_plugin.so
#16 0x00007fd9d0338a58 in KCModule::setNeedsAuthorization(bool) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#17 0x00007fd9bd4d1cf7 in KDModule::KDModule(QWidget*, QList<QVariant> const&) () from /home/aloisio/prefix/usr/lib/kde4/kcm_kdm.so
#18 0x00007fd9bd4d5295 in QObject* KPluginFactory::createInstance<KDModule, QWidget>(QWidget*, QObject*, QList<QVariant> const&) () from /home/aloisio/prefix/usr/lib/kde4/kcm_kdm.so
#19 0x00007fd9cee2660f in KPluginFactory::create(char const*, QWidget*, QObject*, QList<QVariant> const&, QString const&) () from /home/aloisio/prefix/usr/lib/libkdecore.so.5
#20 0x00007fd9d0e7668b in KCModuleLoader::loadModule(KCModuleInfo const&, KCModuleLoader::ErrorReporting, QWidget*, QStringList const&) () from /home/aloisio/prefix/usr/lib/libkcmutils.so.4
#21 0x00007fd9d0e7b609 in KCModuleProxyPrivate::loadModule() () from /home/aloisio/prefix/usr/lib/libkcmutils.so.4
#22 0x00007fd9d0e7c135 in KCModuleProxy::realModule() const () from /home/aloisio/prefix/usr/lib/libkcmutils.so.4
#23 0x00007fd9d0c521b8 in ModuleView::stateChanged() () from /home/aloisio/prefix/usr/lib/libsystemsettingsview.so.2
#24 0x00007fd9d0c53398 in ModuleView::qt_metacall(QMetaObject::Call, int, void**) () from /home/aloisio/prefix/usr/lib/libsystemsettingsview.so.2
#25 0x00007fd9ce64da67 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#26 0x00007fd9d02c2f68 in KPageWidget::currentPageChanged(KPageWidgetItem*, KPageWidgetItem*) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#27 0x00007fd9d02c3108 in KPageWidget::qt_metacall(QMetaObject::Call, int, void**) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#28 0x00007fd9ce64da67 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#29 0x00007fd9d02be157 in KPageView::currentPageChanged(QModelIndex const&, QModelIndex const&) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#30 0x00007fd9d02bed77 in KPageViewPrivate::_k_pageSelected(QModelIndex const&, QModelIndex const&) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#31 0x00007fd9d02bf8e2 in KPageView::qt_metacall(QMetaObject::Call, int, void**) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#32 0x00007fd9d02c30c0 in KPageWidget::qt_metacall(QMetaObject::Call, int, void**) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#33 0x00007fd9ce64da67 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#34 0x00007fd9cf86037a in QItemSelectionModel::currentChanged(QModelIndex const&, QModelIndex const&) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#35 0x00007fd9cf8604c2 in QItemSelectionModel::setCurrentIndex(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#36 0x00007fd9d02bf0e0 in KPageViewPrivate::_k_rebuildGui() () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#37 0x00007fd9d02bf7d5 in KPageViewPrivate::_k_modelChanged() () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#38 0x00007fd9d02bf8f2 in KPageView::qt_metacall(QMetaObject::Call, int, void**) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#39 0x00007fd9d02c30c0 in KPageWidget::qt_metacall(QMetaObject::Call, int, void**) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#40 0x00007fd9ce64da67 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#41 0x00007fd9d0c52d45 in ModuleView::addModule(KCModuleInfo*) () from /home/aloisio/prefix/usr/lib/libsystemsettingsview.so.2
#42 0x00007fd9d0c5304b in ModuleView::loadModule(QModelIndex) () from /home/aloisio/prefix/usr/lib/libsystemsettingsview.so.2
#43 0x00007fd9be1e4e40 in IconMode::changeModule(QModelIndex const&) () from /home/aloisio/prefix/usr/lib/kde4/icon_mode.so
#44 0x00007fd9be1e4f11 in IconMode::qt_metacall(QMetaObject::Call, int, void**) () from /home/aloisio/prefix/usr/lib/kde4/icon_mode.so
#45 0x00007fd9ce64da67 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#46 0x00007fd9cf804f15 in QAbstractItemView::activated(QModelIndex const&) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#47 0x00007fd9cf81467a in QAbstractItemView::mouseReleaseEvent(QMouseEvent*) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#48 0x00007fd9cf8288de in QListView::mouseReleaseEvent(QMouseEvent*) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#49 0x00007fd9d0263c82 in KCategorizedView::mouseReleaseEvent(QMouseEvent*) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#50 0x00007fd9cf337012 in QWidget::event(QEvent*) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#51 0x00007fd9cf6f1fd6 in QFrame::event(QEvent*) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#52 0x00007fd9cf8151fb in QAbstractItemView::viewportEvent(QEvent*) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#53 0x00007fd9ce6365b7 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#54 0x00007fd9cf2e651c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#55 0x00007fd9cf2edb8a in QApplication::notify(QObject*, QEvent*) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#56 0x00007fd9d028b396 in KApplication::notify(QObject*, QEvent*) () from /home/aloisio/prefix/usr/lib/libkdeui.so.5
#57 0x00007fd9ce63696c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#58 0x00007fd9cf2eb2fe in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#59 0x00007fd9cf368805 in ?? () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#60 0x00007fd9cf36713c in QApplication::x11ProcessEvent(_XEvent*) () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#61 0x00007fd9cf391f22 in ?? () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#62 0x00007fd9ca12f8c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#63 0x00007fd9ca133748 in ?? () from /lib/libglib-2.0.so.0
#64 0x00007fd9ca1338fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#65 0x00007fd9ce661563 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#66 0x00007fd9cf39188e in ?? () from /home/aloisio/prefix/usr/lib/libQtGui.so.4
#67 0x00007fd9ce6358a2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#68 0x00007fd9ce635c8c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#69 0x00007fd9ce639adb in QCoreApplication::exec() () from /home/aloisio/prefix/usr/lib/libQtCore.so.4
#70 0x0000000000412de9 in main ()

Possible duplicates by query: bug 240906, bug 228755, bug 228753.

Reported using DrKonqi
Comment 1 Christoph Feck 2010-08-25 22:36:44 UTC 

*** This bug has been marked as a duplicate of bug 240906 ***
Comment 2 Kevin 2010-10-10 14:26:11 UTC 
Created attachment 52387 [details]
New crash information added by DrKonqi

systemsettings (1.0) on KDE Platform 4.5.1 (KDE 4.5.1) using Qt 4.7.0

- What I was doing when the application crashed:
Going to the Login Settings, then it crashed.

-- Backtrace (Reduced):
#7  0x006b3bfb in KCModule::setNeedsAuthorization (this=0x8be3b20, needsAuth=true) at ../../kdeui/widgets/kcmodule.cpp:141
#8  0x080dd869 in KDModule::KDModule (this=0x8be3b20, parent=0x8a0c510) at ../../../kcontrol/kdm/main.cpp:275
#9  0x080e14fd in QObject* KPluginFactory::createInstance<KDModule, QWidget>(QWidget*, QObject*, QList<QVariant> const&) () from /usr/lib/kde4/kcm_kdm.so
#10 0x00332760 in KPluginFactory::create (this=0x8bddcb0, iface=0x79daa0 "KCModule", parentWidget=0x0, parent=0x8a0c510, args=..., keyword=...) at ../../kdecore/util/kpluginfactory.cpp:191
#11 0x008adae8 in create<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x8a0c510, args=...) at ../../kdecore/util/kpluginfactory.h:515