Application that crashed: kpackagekit
Version of the application: 0.4.2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-14-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
I had the update notifyer. opened it, updated again, clicked apply and kpackgekit crashed.

 -- Backtrace:
Application: KPackageKit (kpackagekit), signal: Segmentation fault
[KCrash Handler]
#6  QWidget::window (this=0x9a813f8) at kernel/qwidget.cpp:3883
#7  0x00e1cd2e in QApplicationPrivate::dispatchEnterLeave (enter=0x9b0a6d0, leave=0x9a813f8) at kernel/qapplication.cpp:2527
#8  0x00e1d17a in QApplicationPrivate::sendMouseEvent (receiver=0x9b0a6d0, event=0xbff973b0, alienWidget=0x9b0a6d0, nativeWidget=0x997d8a8, buttonDown=0x1690aa0, lastMouseReceiver=...)
    at kernel/qapplication.cpp:2908
#9  0x00e8b7c0 in QETWidget::translateMouseEvent (this=0x997d8a8, event=0xbff989fc) at kernel/qapplication_x11.cpp:4409
#10 0x00e8ac4b in QApplication::x11ProcessEvent (this=0xbff98d90, event=0xbff989fc) at kernel/qapplication_x11.cpp:3428
#11 0x00eb7502 in x11EventSourceDispatch (s=0x998bac8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#12 0x037c1e78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#13 0x037c5720 in ?? () from /lib/libglib-2.0.so.0
#14 0x037c5853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#15 0x00ad302c in QEventDispatcherGlib::processEvents (this=0x9962f08, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#16 0x00eb6be5 in QGuiEventDispatcherGlib::processEvents (this=0x9962f08, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#17 0x00aa6c79 in QEventLoop::processEvents (this=0xbff98cf4, flags=) at kernel/qeventloop.cpp:149
#18 0x00aa70ca in QEventLoop::exec (this=0xbff98cf4, flags=...) at kernel/qeventloop.cpp:201
#19 0x00aa953f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#20 0x00e15dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#21 0x0804e47b in _start ()

This bug may be a duplicate of or related to bug 208882

Reported using DrKonqi