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 2.6.31-16-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
I selected all available updates/bug fixes, and clicked "Apply selected updates". This is when KPackageKit crashed.

 -- Backtrace:
Application: KPackageKit (kpackagekit), signal: Segmentation fault
[KCrash Handler]
#5  QWidget::window (this=0x19864b0) at kernel/qwidget.cpp:3883
#6  0x00007fb44b80d683 in QApplicationPrivate::dispatchEnterLeave (enter=<value optimized out>, leave=0x19864b0) at kernel/qapplication.cpp:2527
#7  0x00007fb44b80db06 in QApplicationPrivate::sendMouseEvent (receiver=0x1a35b80, event=0x7fff5f477f50, alienWidget=0x1a35b80, nativeWidget=0x19cf7d0, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>) at kernel/qapplication.cpp:2908
#8  0x00007fb44b873a0e in QETWidget::translateMouseEvent (this=0x19cf7d0, event=<value optimized out>) at kernel/qapplication_x11.cpp:4409
#9  0x00007fb44b872aa9 in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff5f479a80) at kernel/qapplication_x11.cpp:3550
#10 0x00007fb44b89bd0c in x11EventSourceDispatch (s=<value optimized out>, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#11 0x00007fb446c69bbe in g_main_dispatch (context=0x1832e20) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:1960
#12 IA__g_main_context_dispatch (context=0x1832e20) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:2513
#13 0x00007fb446c6d588 in g_main_context_iterate (context=0x1832e20, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>)
    at /build/buildd/glib2.0-2.22.2/glib/gmain.c:2591
#14 0x00007fb446c6d6b0 in IA__g_main_context_iteration (context=0x1832e20, may_block=1) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:2654
#15 0x00007fb44af171a6 in QEventDispatcherGlib::processEvents (this=0x180d640, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#16 0x00007fb44b89b4be in QGuiEventDispatcherGlib::processEvents (this=0x19864b0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#17 0x00007fb44aeed532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#18 0x00007fb44aeed904 in QEventLoop::exec (this=0x7fff5f479db0, flags=) at kernel/qeventloop.cpp:201
#19 0x00007fb44aeefab9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#20 0x0000000000407c52 in _start ()

This bug may be a duplicate of or related to bug 217765

Reported using DrKonqi