Application that crashed: 
Version of the application: 1.0
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-20-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
it happend after closing Kpackage kit ( i unchecked the CD-rom's sources) then it freezed. everithing works but the kpackage windows freezed

 -- Backtrace:
Application: Jockey (), signal: Segmentation fault
[KCrash Handler]
#6  0x074931ac in QWidget::metric (this=0x8fe3a60, m=QPaintDevice::PdmDpiY) at kernel/qwidget_x11.cpp:2580
#7  0x075f53eb in QPaintDevice::logicalDpiY (this=0xbfd66ba0, font=..., pd=0x8fe3a68) at ../../include/QtGui/../../src/gui/painting/qpaintdevice.h:96
#8  QFont (this=0xbfd66ba0, font=..., pd=0x8fe3a68) at text/qfont.cpp:709
#9  0x07451d47 in QWidgetPrivate::updateFont (this=0x8fe1030, font=...) at kernel/qwidget.cpp:4450
#10 0x07451c78 in QWidgetPrivate::setFont_helper (this=0x8fe1030) at ../../include/QtGui/private/../../../src/gui/kernel/qwidget_p.h:274
#11 QWidgetPrivate::resolveFont (this=0x8fe1030) at kernel/qwidget.cpp:4427
#12 0x0745c3a8 in QWidget::setParent (this=0x8fe3a60, parent=0x0, f=...) at kernel/qwidget.cpp:9253
#13 0x0745cb1e in QWidget::setParent (this=0x0, parent=0x8fe10a0) at kernel/qwidget.cpp:9172
#14 0x07463c86 in QWidgetAction::releaseWidget (this=0x8fd3480, widget=0x8fe3a60) at kernel/qwidgetaction.cpp:208
#15 0x0784d122 in ~QMenu (this=0x8fe6198, __in_chrg=<value optimized out>) at widgets/qmenu.cpp:1367
#16 0x01cf36bf in ~KMenu (this=0x8fe6198, __in_chrg=<value optimized out>) at ../../kdeui/widgets/kmenu.cpp:175
#17 0x01c96bdd in ~KSystemTrayIconPrivate (this=0x8fe0828, __in_chrg=<value optimized out>) at ../../kdeui/util/ksystemtrayicon.cpp:81
#18 ~KSystemTrayIcon (this=0x8fe0828, __in_chrg=<value optimized out>) at ../../kdeui/util/ksystemtrayicon.cpp:182
#19 0x06b43891 in sipKSystemTrayIcon::~sipKSystemTrayIcon() () from /usr/lib/pymodules/python2.6/PyKDE4/kdeui.so
#20 0x0075046f in QObjectPrivate::deleteChildren (this=0x8fe0828) at kernel/qobject.cpp:1847
#21 0x0745485b in ~QWidget (this=0x8f9f560, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1367
#22 0x078f0184 in ~QDialog (this=0x8f9f560, __in_chrg=<value optimized out>) at dialogs/qdialog.cpp:298
#23 0x013cf2cf in ?? () from /usr/lib/pymodules/python2.6/PyQt4/QtGui.so
#24 0x0136d497 in ?? () from /usr/lib/pymodules/python2.6/PyQt4/QtGui.so
#25 0x0136d4da in ?? () from /usr/lib/pymodules/python2.6/PyQt4/QtGui.so
#26 0x00cc7a1b in ?? () from /usr/lib/pymodules/python2.6/sip.so
#27 0x00cc7a51 in ?? () from /usr/lib/pymodules/python2.6/sip.so
#28 0x080a8ee3 in subtype_dealloc (self=0xcd4ff4) at ../Objects/typeobject.c:1024
#29 0x0808e634 in dict_dealloc (mp=0x8e893e4) at ../Objects/dictobject.c:911
#30 0x080a8f31 in subtype_dealloc (self=0x8e8192c) at ../Objects/typeobject.c:1009
#31 0x0808cf19 in insertdict (mp=0xb786c1c4, key=0xb7808080, hash=2091143156, value=0x8223f58) at ../Objects/dictobject.c:459
#32 0x0808f377 in PyDict_SetItem (op=0xb786c1c4, key=0xb7808080, value=0x8223f58) at ../Objects/dictobject.c:701
#33 0x08090cd3 in _PyModule_Clear (m=0xb783a11c) at ../Objects/moduleobject.c:138
#34 0x080ed815 in PyImport_Cleanup () at ../Python/import.c:439
#35 0x080fa305 in Py_Finalize () at ../Python/pythonrun.c:434
#36 0x080f9daf in Py_Exit () at ../Python/pythonrun.c:1714
#37 handle_system_exit () at ../Python/pythonrun.c:1116
#38 0x080f9f9d in PyErr_PrintEx (set_sys_last_vars=1) at ../Python/pythonrun.c:1126
#39 0x080fa1d2 in PyErr_Print () at ../Python/pythonrun.c:1035
#40 0x080facfb in PyRun_SimpleFileExFlags (fp=0xbfd67e75, filename=0xbfd67e75 "/usr/bin/jockey-kde", closeit=1, flags=0xbfd6733c) at ../Python/pythonrun.c:935
#41 0x0805c8d8 in Py_Main (argc=2, argv=0xbfd67424) at ../Modules/main.c:599
#42 0x0805baeb in main (argc=2, argv=0xbfd67424) at ../Modules/python.c:23

Reported using DrKonqi