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:
When adding a new printer, clicking ipp, and then selecting find queue, the new printer dialog crashes.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f249a281780 (LWP 13801))]

Thread 2 (Thread 0x7f2484b81700 (LWP 13802)):
#0  0x00007f24954cd034 in __pthread_mutex_lock (mutex=0x2033778) at pthread_mutex_lock.c:61
#1  0x00007f2494ff8361 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2494ff8e6a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2494ff9429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f2497ea2f3e in QEventDispatcherGlib::processEvents (this=0x2033750, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f2497e76cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f2497e76ef7 in QEventLoop::exec (this=0x7f2484b80dd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f2497d8e27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007f2497e59cbf in QInotifyFileSystemWatcherEngine::run (this=0x203b0a0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f2497d90d05 in QThreadPrivate::start (arg=0x203b0a0) at thread/qthread_unix.cpp:331
#10 0x00007f24954caefc in start_thread (arg=0x7f2484b81700) at pthread_create.c:304
#11 0x00007f249774689d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f249a281780 (LWP 13801)):
[KCrash Handler]
#6  0x00007f247fc229c2 in wait_for_thread_shutdown () at ../Python/pythonrun.c:1689
#7  Py_Finalize () at ../Python/pythonrun.c:401
#8  Py_Finalize () at ../Python/pythonrun.c:393
#9  0x00007f248417b9e5 in KPythonPluginFactory::~KPythonPluginFactory (this=0x21ce950, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:262
#10 0x00007f248417ba49 in KPythonPluginFactory::~KPythonPluginFactory (this=0x21ce950, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:268
#11 0x00007f2497e90926 in QObjectCleanupHandler::clear (this=0x1ded080) at kernel/qobjectcleanuphandler.cpp:140
#12 0x00007f2497e9096b in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x1ded080, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:86
#13 0x00007f2497e909b9 in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x1ded080, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:87
#14 0x00007f24976a0821 in __run_exit_handlers (status=1, listp=0x7f24979fd5a8, run_list_atexit=true) at exit.c:78
#15 0x00007f24976a08a5 in __GI_exit (status=<optimized out>) at exit.c:100
#16 0x00007f2478b35b9e in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#17 0x00007f2496a9f06f in _XError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#18 0x00007f2496a9be21 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#19 0x00007f2496a9cd77 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#20 0x00007f2496a8134b in XGetWindowProperty () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#21 0x00007f249994771b in NETWinInfo::update (this=0x7fff5dfa9200, dirty_props=<optimized out>) at ../../kdeui/windowmanagement/netwm.cpp:3962
#22 0x00007f2499948ee6 in NETWinInfo::event (this=0x7fff5dfa9200, event=0x7fff5dfa92b0, properties=0x7fff5dfa91d0, properties_size=2) at ../../kdeui/windowmanagement/netwm.cpp:3925
#23 0x00007f249993dfc8 in KWindowSystemPrivate::x11Event (this=0x21ae810, ev=0x7fff5dfa92b0) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:198
#24 0x00007f249982e0a6 in publicX11Event (e=0x7fff5dfa92b0, this=<optimized out>) at ../../kdeui/kernel/ksystemeventfilter.cpp:43
#25 KSystemEventFilterPrivate::filterEvent (this=0x21a59c0, message=0x7fff5dfa92b0) at ../../kdeui/kernel/ksystemeventfilter.cpp:102
#26 0x00007f2498b99388 in x11EventSourceDispatch (s=0x1a70d10, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:143
#27 0x00007f2494ff8a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f2494ff9258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f2494ff9429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f2497ea2ed6 in QEventDispatcherGlib::processEvents (this=0x1a47a10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#31 0x00007f2498b9907e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007f2497e76cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#33 0x00007f2497e76ef7 in QEventLoop::exec (this=0x7fff5dfa9680, flags=...) at kernel/qeventloop.cpp:201
#34 0x00007f2498fa8216 in QDialog::exec (this=0x33a9bd0) at dialogs/qdialog.cpp:552
#35 0x00007f247e640390 in meth_QDialog_exec_ (sipSelf=<NewPrinterGUI(btnNPPDComments=<QPushButton at remote 0x345dd40>, label_18=<QLabel at remote 0x3274cb0>, label_19=<QLabel at remote 0x3274e60>, label_16=<QLabel at remote 0x345c680>, label_17=<QLabel at remote 0x3274c20>, label_14=<QLabel at remote 0x3274560>, label_15=<QLabel at remote 0x3274710>, label_12=<QLabel at remote 0x3274200>, label_13=<QLabel at remote 0x32744d0>, label_10=<QLabel at remote 0x3274050>, label_11=<QLabel at remote 0x32740e0>, mainapp=<GUI(encoding=('en_US', 'UTF-8'), memberTabWidget=<QWidget at remote 0x3237830>, mainListSelectedName=u'New Printer', servers=set(['/var/run/cups/cups.sock']), newPrinterItem=<QTreeWidgetItem at remote 0x3460170>, connect_server='/var/run/cups/cups.sock', cups=<Connection(getNotifications=<function at remote 0x317af50>, deletePrinterOptionDefault=<function at remote 0x317aa28>, acceptJobs=<function at remote 0x3021050>, adminSetServerSettings=<function at remote 0x317a5f0>, getDocument=<function at remote 0x317ad70>, adminGetServerSettings=<function at r...(truncated), sipArgs=<optimized out>) at /build/buildd/python-qt4-4.8.5/sip/QtGui/qdialog.sip:73
#36 0x00007f247fbfd6f5 in call_function (oparg=<optimized out>, pp_stack=0x7fff5dfa9800) at ../Python/ceval.c:4021
#37 PyEval_EvalFrameEx (f=<optimized out>, throwflag=<optimized out>) at ../Python/ceval.c:2666
#38 0x00007f247fbfe064 in fast_function (nk=<optimized out>, na=2, n=<optimized out>, pp_stack=0x7fff5dfa9960, func=<function at remote 0x300e5f0>) at ../Python/ceval.c:4107
#39 call_function (oparg=<optimized out>, pp_stack=0x7fff5dfa9960) at ../Python/ceval.c:4042
#40 PyEval_EvalFrameEx (f=<optimized out>, throwflag=<optimized out>) at ../Python/ceval.c:2666
#41 0x00007f247fbfef05 in PyEval_EvalCodeEx (co=<optimized out>, globals=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=1, kws=0x0, kwcount=0, defs=0x0, defcount=0, closure=0x0) at ../Python/ceval.c:3253
#42 0x00007f247fb81a1c in function_call (func=<function at remote 0x300fc08>, arg=(<GUI(encoding=('en_US', 'UTF-8'), memberTabWidget=<QWidget at remote 0x3237830>, mainListSelectedName=u'New Printer', servers=set(['/var/run/cups/cups.sock']), newPrinterItem=<QTreeWidgetItem at remote 0x3460170>, connect_server='/var/run/cups/cups.sock', cups=<Connection(getNotifications=<function at remote 0x317af50>, deletePrinterOptionDefault=<function at remote 0x317aa28>, acceptJobs=<function at remote 0x3021050>, adminSetServerSettings=<function at remote 0x317a5f0>, getDocument=<function at remote 0x317ad70>, adminGetServerSettings=<function at remote 0x317a578>, restartJob=<function at remote 0x3245758>, _cannot_auth=False, deletePrinter=<function at remote 0x317a938>, setPrinterInfo=<function at remote 0x32459b0>, setPrinterLocation=<function at remote 0x3245aa0>, getPPDs2=<function at remote 0x32451b8>, addPrinterOptionDefault=<function at remote 0x317a410>, addPrinterToClass=<function at remote 0x317a488>, _cancel=False, _operation_stack=[], _forbidden=False, putFile=<function at remote 0x32455f0...(truncated), kw=0x0) at ../Objects/funcobject.c:526
#43 0x00007f247fb591f3 in PyObject_Call (func=<function at remote 0x300fc08>, arg=<optimized out>, kw=<optimized out>) at ../Objects/abstract.c:2529
#44 0x00007f247fb6694f in instancemethod_call (func=<function at remote 0x300fc08>, arg=(<GUI(encoding=('en_US', 'UTF-8'), memberTabWidget=<QWidget at remote 0x3237830>, mainListSelectedName=u'New Printer', servers=set(['/var/run/cups/cups.sock']), newPrinterItem=<QTreeWidgetItem at remote 0x3460170>, connect_server='/var/run/cups/cups.sock', cups=<Connection(getNotifications=<function at remote 0x317af50>, deletePrinterOptionDefault=<function at remote 0x317aa28>, acceptJobs=<function at remote 0x3021050>, adminSetServerSettings=<function at remote 0x317a5f0>, getDocument=<function at remote 0x317ad70>, adminGetServerSettings=<function at remote 0x317a578>, restartJob=<function at remote 0x3245758>, _cannot_auth=False, deletePrinter=<function at remote 0x317a938>, setPrinterInfo=<function at remote 0x32459b0>, setPrinterLocation=<function at remote 0x3245aa0>, getPPDs2=<function at remote 0x32451b8>, addPrinterOptionDefault=<function at remote 0x317a410>, addPrinterToClass=<function at remote 0x317a488>, _cancel=False, _operation_stack=[], _forbidden=False, putFile=<function at remote 0x32455f0...(truncated), kw=0x0) at ../Objects/classobject.c:2578
#45 0x00007f247fb591f3 in PyObject_Call (func=<instancemethod at remote 0x24f9550>, arg=<optimized out>, kw=<optimized out>) at ../Objects/abstract.c:2529
#46 0x00007f247fbf7807 in PyEval_CallObjectWithKeywords (func=<instancemethod at remote 0x24f9550>, arg=(), kw=<optimized out>) at ../Python/ceval.c:3890
#47 0x00007f247eabacc0 in sip_api_invoke_slot (slot=<optimized out>, sigargs=()) at /build/buildd/sip4-4.12.4/siplib/qtlib.c:203
#48 0x00007f247ee37f86 in PyQtProxy::invokeSlot(qpycore_slot const&, void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#49 0x00007f247ee38068 in PyQtProxy::unislot(void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#50 0x00007f247ee38122 in PyQtProxy::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#51 0x00007f2497e8aeba in QMetaObject::activate (sender=0x31d1ed0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff5dfaa030) at kernel/qobject.cpp:3278
#52 0x00007f2499162582 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#53 0x00007f2498ea813e in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:546
#54 0x00007f2498ea947b in QAbstractButtonPrivate::click (this=0x31d20e0) at widgets/qabstractbutton.cpp:539
#55 0x00007f2498ea96ec in QAbstractButton::mouseReleaseEvent (this=0x31d1ed0, e=0x7fff5dfaa7a0) at widgets/qabstractbutton.cpp:1121
#56 0x00007f247d0c3ec3 in sipKPushButton::mouseReleaseEvent (this=0x31d1ed0, a0=0x7fff5dfaa7a0) at sip/kdeui/sipkdeuipart3.cpp:26572
#57 0x00007f2498b41c9a in QWidget::event (this=0x31d1ed0, event=0x7fff5dfaa7a0) at kernel/qwidget.cpp:8295
#58 0x00007f247d0d18db in event (a0=0x7fff5dfaa7a0, this=0x31d1ed0) at sip/kdeui/sipkdeuipart3.cpp:26433
#59 sipKPushButton::event (this=0x31d1ed0, a0=0x7fff5dfaa7a0) at sip/kdeui/sipkdeuipart3.cpp:26425
#60 0x00007f2498af1424 in notify_helper (e=0x7fff5dfaa7a0, receiver=0x31d1ed0, this=0x1a79430) at kernel/qapplication.cpp:4486
#61 QApplicationPrivate::notify_helper (this=0x1a79430, receiver=0x31d1ed0, e=0x7fff5dfaa7a0) at kernel/qapplication.cpp:4458
#62 0x00007f2498af6c6b in QApplication::notify (this=<optimized out>, receiver=0x31d1ed0, e=0x7fff5dfaa7a0) at kernel/qapplication.cpp:4047
#63 0x00007f2499805126 in KApplication::notify (this=0x7fff5dfab400, receiver=0x31d1ed0, event=0x7fff5dfaa7a0) at ../../kdeui/kernel/kapplication.cpp:311
#64 0x00007f2497e77afc in QCoreApplication::notifyInternal (this=0x7fff5dfab400, receiver=0x31d1ed0, event=0x7fff5dfaa7a0) at kernel/qcoreapplication.cpp:787
#65 0x00007f2498af23f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#66 QApplicationPrivate::sendMouseEvent (receiver=0x31d1ed0, event=0x7fff5dfaa7a0, alienWidget=0x31d1ed0, nativeWidget=0x1bb1120, buttonDown=0x31d1ed0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#67 0x00007f2498b71945 in QETWidget::translateMouseEvent (this=0x1bb1120, event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#68 0x00007f2498b708be in QApplication::x11ProcessEvent (this=0x7fff5dfab400, event=0x7fff5dfaafc0) at kernel/qapplication_x11.cpp:3690
#69 0x00007f2498b99412 in x11EventSourceDispatch (s=0x1a70d10, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#70 0x00007f2494ff8a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#71 0x00007f2494ff9258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#72 0x00007f2494ff9429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#73 0x00007f2497ea2ed6 in QEventDispatcherGlib::processEvents (this=0x1a47a10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#74 0x00007f2498b9907e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#75 0x00007f2497e76cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#76 0x00007f2497e76ef7 in QEventLoop::exec (this=0x7fff5dfab390, flags=...) at kernel/qeventloop.cpp:201
#77 0x00007f2497e7b789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#78 0x000000000040a7c5 in main (argc=5, argv=0x7fff5dfab6c8) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 284955, bug 284918, bug 284691, bug 284650, bug 284012.

Reported using DrKonqi