Application: knetworkmanager (v0.9)
KDE Platform Version: 4.3.90 (KDE 4.3.90 (KDE 4.4 RC1))
Qt Version: 4.6.0
Operating System: Linux 2.6.32-10-generic i686
Distribution: Ubuntu lucid (development branch)

-- Information about the crash:
i log in in my (first) session, lock screen, and start login with the secons user. after the login screen there was a dialog with the info "a secont networkmanager session has startet…". anyway, after i klick a buttom from this dialog, the networkmanager (only the one from the second session) crash

The crash can be reproduced every time.

 -- Backtrace:
Application: KNetworkManager (knetworkmanager), signal: Segmentation fault
[KCrash Handler]
#6  QHash<QWidget*, QHashDummyValue>::detach (this=0x87cc980, parentWidget=0x0, f=...) at ../../include/QtCore/../../src/corelib/tools/qhash.h:299
#7  QHash<QWidget*, QHashDummyValue>::insert (this=0x87cc980, parentWidget=0x0, f=...) at ../../include/QtCore/../../src/corelib/tools/qhash.h:749
#8  QSet<QWidget*>::insert (this=0x87cc980, parentWidget=0x0, f=...) at ../../include/QtCore/../../src/corelib/tools/qset.h:176
#9  QWidgetPrivate::init (this=0x87cc980, parentWidget=0x0, f=...) at kernel/qwidget.cpp:1119
#10 0x00fff423 in QWidget (this=0x87cdba0, dd=..., parent=0x0, f=...) at kernel/qwidget.cpp:1039
#11 0x0144198b in QMenu (this=0x87cdba0, title=..., parent=0x0) at widgets/qmenu.cpp:1373
#12 0x01a81944 in QMultiInputContext (this=0x8731130) at qmultiinputcontext.cpp:88
#13 0x01a8326e in QMultiInputContextPlugin::create (this=0x891ee98, key=...) at qmultiinputcontextplugin.cpp:83
#14 0x015f3378 in QInputContextFactory::create (key=..., parent=0xbfcbecc0) at inputmethod/qinputcontextfactory.cpp:160
#15 0x00f9dd5a in QApplication::inputContext (this=0xbfcbecc0) at kernel/qapplication.cpp:5183
#16 0x00fef698 in QWidgetPrivate::inputContext (this=0x891fc38) at kernel/qwidget.cpp:279
#17 0x00ff2c1b in QWidget::inputContext (this=0x891fc08) at kernel/qwidget.cpp:298
#18 0x0104a6a6 in QWidget::destroy (this=0x891fc08, destroyWindow=true, destroySubWindows=true) at kernel/qwidget_x11.cpp:1100
#19 0x0104a3f3 in QWidget::destroy (this=0x891ef98, destroyWindow=true, destroySubWindows=true) at kernel/qwidget_x11.cpp:1050
#20 0x0104a3f3 in QWidget::destroy (this=0x8915480, destroyWindow=true, destroySubWindows=true) at kernel/qwidget_x11.cpp:1050
#21 0x0104a3f3 in QWidget::destroy (this=0x89171a0, destroyWindow=true, destroySubWindows=true) at kernel/qwidget_x11.cpp:1050
#22 0x00fabb56 in ~QApplication (this=0xbfcbecc0, __in_chrg=<value optimized out>) at kernel/qapplication.cpp:1040
#23 0x002eebca in ~KApplication (this=0xbfcbecc0, __in_chrg=<value optimized out>) at ../../kdeui/kernel/kapplication.cpp:896
#24 0x002f5fb8 in ~KUniqueApplication (this=0xbfcbecc0, __in_chrg=<value optimized out>) at ../../kdeui/kernel/kuniqueapplication.cpp:372
#25 0x08053ce3 in main (argc=1, argv=0xbfcbee14) at ../../monolithic/main.cpp:47

Possible duplicates by query: bug 222225, bug 219973.

Reported using DrKonqi