Bug 287150

Application: systemsettings (1.0)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed: Remove printer.
When add a printer and then remove with the remove button, the aplication crash.

-- Backtrace:
Application: Preferencias del sistema (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f7c6bff7780 (LWP 17305))]

Thread 2 (Thread 0x7f7c55bf8700 (LWP 17306)):
#0  0x00007f7c694c2773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f7c66d80f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7c66d81429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7c69c2af3e in QEventDispatcherGlib::processEvents (this=0x208e7e0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f7c69bfecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f7c69bfeef7 in QEventLoop::exec (this=0x7f7c55bf7dd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f7c69b1627f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f7c69be1cbf in QInotifyFileSystemWatcherEngine::run (this=0x208dab0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f7c69b18d05 in QThreadPrivate::start (arg=0x208dab0) at thread/qthread_unix.cpp:331
#9  0x00007f7c67252efc in start_thread (arg=0x7f7c55bf8700) at pthread_create.c:304
#10 0x00007f7c694ce89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f7c6bff7780 (LWP 17305)):
[KCrash Handler]
#6  0x00007f7c4fd3d0f5 in QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#7  0x00007f7c69b34637 in QHashData::detach_helper2 (this=0x273c190, node_duplicate=0x7f7c4fd3d0f0 <QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*)>, node_delete=0x7f7c4fd3d0e0 <QHash<void*, PyQtProxy*>::deleteNode2(QHashData::Node*)>, nodeSize=<optimized out>, nodeAlign=8) at tools/qhash.cpp:235
#8  0x00007f7c4fd41ca7 in sipQtFindSipslot () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#9  0x00007f7c5401671e in sipWrapper_traverse (arg=0x0, visit=0x7f7c54e25620 <visit_decref>, self=0x270f170) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9648
#10 sipWrapper_traverse (self=0x270f170, visit=0x7f7c54e25620 <visit_decref>, arg=0x0) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9629
#11 0x00007f7c54e258c7 in subtract_refs (containers=0x7f7c551a5c80) at ../Modules/gcmodule.c:345
#12 collect (generation=2) at ../Modules/gcmodule.c:874
#13 0x00007f7c54e265e4 in PyGC_Collect () at ../Modules/gcmodule.c:1386
#14 0x00007f7c54e12aa6 in Py_Finalize () at ../Python/pythonrun.c:437
#15 Py_Finalize () at ../Python/pythonrun.c:393
#16 0x00007f7c551f29e5 in KPythonPluginFactory::~KPythonPluginFactory (this=0x21bea50, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:262
#17 0x00007f7c551f2a49 in KPythonPluginFactory::~KPythonPluginFactory (this=0x21bea50, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:268
#18 0x00007f7c69c18926 in QObjectCleanupHandler::clear (this=0x1dd6600) at kernel/qobjectcleanuphandler.cpp:140
#19 0x00007f7c69c1896b in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x1dd6600, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:86
#20 0x00007f7c69c189b9 in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x1dd6600, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:87
#21 0x00007f7c69428821 in __run_exit_handlers (status=1, listp=0x7f7c697855a8, run_list_atexit=true) at exit.c:78
#22 0x00007f7c694288a5 in __GI_exit (status=<optimized out>) at exit.c:100
#23 0x00007f7c49c56b9e in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#24 0x00007f7c6882706f in _XError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#25 0x00007f7c68823e21 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#26 0x00007f7c68824d77 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#27 0x00007f7c6880934b in XGetWindowProperty () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#28 0x00007f7c6b6cf71b in NETWinInfo::update (this=0x7fff033eef50, dirty_props=<optimized out>) at ../../kdeui/windowmanagement/netwm.cpp:3962
#29 0x00007f7c6b6d0ee6 in NETWinInfo::event (this=0x7fff033eef50, event=0x7fff033ef000, properties=0x7fff033eef20, properties_size=2) at ../../kdeui/windowmanagement/netwm.cpp:3925
#30 0x00007f7c6b6c5fc8 in KWindowSystemPrivate::x11Event (this=0x3765a20, ev=0x7fff033ef000) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:198
#31 0x00007f7c6b5b60a6 in publicX11Event (e=0x7fff033ef000, this=<optimized out>) at ../../kdeui/kernel/ksystemeventfilter.cpp:43
#32 KSystemEventFilterPrivate::filterEvent (this=0x383d030, message=0x7fff033ef000) at ../../kdeui/kernel/ksystemeventfilter.cpp:102
#33 0x00007f7c6a921388 in x11EventSourceDispatch (s=0x1a997a0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:143
#34 0x00007f7c66d80a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f7c66d81258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f7c66d81429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f7c69c2aed6 in QEventDispatcherGlib::processEvents (this=0x1a6ea10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#38 0x00007f7c6a92107e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007f7c69bfecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#40 0x00007f7c69bfeef7 in QEventLoop::exec (this=0x7fff033ef3d0, flags=...) at kernel/qeventloop.cpp:201
#41 0x00007f7c69c03789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#42 0x000000000040a7c5 in main (argc=5, argv=0x7fff033ef708) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 286983, bug 286975, bug 286491, bug 286478, bug 286454.

Reported using DrKonqi