Application that crashed: knotify4
Version of the application: 4.0
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:
no more than what is in the title ; never could,restore a KDE session after installing KDE 4.3.85 for test and even after backing uo to KDE 4.3.2

 -- Backtrace:
Application: KNotify (knotify4), signal: Segmentation fault
The current source language is "auto; currently c".
[KCrash Handler]
#5  strlen () at ../sysdeps/x86_64/strlen.S:31
#6  0x00007f76d7186116 in *__GI___strdup (s=0x0) at strdup.c:42
#7  0x00007f76ced88b21 in ?? () from /usr/lib/libxine.so.1
#8  0x00007f76ced8a6f9 in ?? () from /usr/lib/libxine.so.1
#9  0x00007f76ced8aa7b in _x_scan_plugins () from /usr/lib/libxine.so.1
#10 0x00007f76ced7dc69 in xine_init () from /usr/lib/libxine.so.1
#11 0x00007f76cefe04d1 in XineEngineData (this=0x1297490) at ../../xine/xineengine.cpp:58
#12 0x00007f76cefe08f5 in Phonon::Xine::XineEngine::create (this=0x1354778) at ../../xine/xineengine.cpp:83
#13 0x00007f76ceffe769 in Backend (this=0x1354730, parent=<value optimized out>) at ../../xine/backend.cpp:77
#14 0x00007f76ceffee73 in qt_plugin_instance () at ../../xine/backend.cpp:53
#15 0x00007f76cf70a392 in Phonon::KdePlatformPlugin::createBackend (this=<value optimized out>, newService=) at ../../../phonon/platform_kde/kdeplatformplugin.cpp:155
#16 0x00007f76cf70b56b in Phonon::KdePlatformPlugin::createBackend (this=0x138cbc0) at ../../../phonon/platform_kde/kdeplatformplugin.cpp:204
#17 0x00007f76d9594066 in Phonon::FactoryPrivate::createBackend (this=0x12e4c90) at ../3rdparty/phonon/phonon/factory.cpp:118
#18 0x00007f76d9595c8f in Phonon::Factory::backend (createWhenNull=<value optimized out>) at ../3rdparty/phonon/phonon/factory.cpp:416
#19 0x00007f76d95907c2 in Phonon::GlobalConfig::audioOutputDeviceListFor (this=<value optimized out>, category=<value optimized out>, override=<value optimized out>)
    at ../3rdparty/phonon/phonon/globalconfig.cpp:159
#20 0x00007f76d9590de5 in Phonon::GlobalConfig::audioOutputDeviceFor (this=<value optimized out>, category=<value optimized out>, override=<value optimized out>)
    at ../3rdparty/phonon/phonon/globalconfig.cpp:178
#21 0x00007f76d958b99a in Phonon::AudioOutputPrivate::init (this=0x13394c0, c=<value optimized out>) at ../3rdparty/phonon/phonon/audiooutput.cpp:94
#22 0x00007f76d958c658 in AudioOutput (this=0x1385170, category=Phonon::NotificationCategory, parent=0x0) at ../3rdparty/phonon/phonon/audiooutput.cpp:67
#23 0x000000000040d531 in Player (this=0x12faac8) at ../../knotify/notifybysound.cpp:59
#24 PlayerPool::getPlayer (this=0x12faac8) at ../../knotify/notifybysound.cpp:99
#25 0x000000000040dc55 in NotifyBySound::notify (this=0x12ea4e0, eventId=3, config=<value optimized out>) at ../../knotify/notifybysound.cpp:243
#26 0x0000000000408a13 in KNotify::emitEvent (this=0x7fff449e7920, e=0x1270a60) at ../../knotify/knotify.cpp:179
#27 0x0000000000408e7d in KNotify::event (this=0x7fff449e7920, event=<value optimized out>, appname=<value optimized out>, contexts=<value optimized out>, title=<value optimized out>, 
    text=<value optimized out>, image=..., actions=..., timeout=-1, winId=0) at ../../knotify/knotify.cpp:128
#28 0x00000000004092ef in KNotifyAdaptor::event (this=0x12fc920, event=..., fromApp=..., contexts=<value optimized out>, title=..., text=<value optimized out>, image=..., actions=..., timeout=-1, 
    winId=0) at ../../knotify/knotify.cpp:236
#29 0x000000000040a72b in KNotifyAdaptor::qt_metacall (this=0x12fc920, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff449e6d20) at ./knotify.moc:215
#30 0x00007f76d8e88ad4 in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>)
    at qdbusintegrator.cpp:891
#31 0x00007f76d8e89cc3 in QDBusConnectionPrivate::activateCall (this=<value optimized out>, object=0x12fc920, flags=273, msg=...) at qdbusintegrator.cpp:803
#32 0x00007f76d8e8a547 in QDBusConnectionPrivate::activateObject (this=<value optimized out>, node=..., msg=<value optimized out>, pathStartPos=<value optimized out>) at qdbusintegrator.cpp:1347
#33 0x00007f76d8e8a7c8 in QDBusActivateObjectEvent::placeMetaCall (this=0x133cea0) at qdbusintegrator.cpp:1464
#34 0x00007f76d8b810f9 in QObject::event (this=0x7fff449e7920, e=0x133cea0) at kernel/qobject.cpp:1111
#35 0x00007f76d7dc1efc in QApplicationPrivate::notify_helper (this=0x122a680, receiver=0x7fff449e7920, e=0x133cea0) at kernel/qapplication.cpp:4056
#36 0x00007f76d7dc91ce in QApplication::notify (this=0x7fff449e7950, receiver=0x7fff449e7920, e=0x133cea0) at kernel/qapplication.cpp:4021
#37 0x00007f76d99d6ab6 in KApplication::notify (this=0x7fff449e7950, receiver=0x7fff449e7920, event=0x133cea0) at ../../kdeui/kernel/kapplication.cpp:302
#38 0x00007f76d8b71c2c in QCoreApplication::notifyInternal (this=0x7fff449e7950, receiver=0x7fff449e7920, event=0x133cea0) at kernel/qcoreapplication.cpp:610
#39 0x00007f76d8b7280a in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x1200230) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#40 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x1200230) at kernel/qcoreapplication.cpp:1247
#41 0x00007f76d8b9a533 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#42 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:210
#43 0x00007f76d4d44bce in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#44 0x00007f76d4d48598 in ?? () from /lib/libglib-2.0.so.0
#45 0x00007f76d4d486c0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#46 0x00007f76d8b9a1a6 in QEventDispatcherGlib::processEvents (this=0x11ffa80, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#47 0x00007f76d7e564be in QGuiEventDispatcherGlib::processEvents (this=0x0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#48 0x00007f76d8b70532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#49 0x00007f76d8b70904 in QEventLoop::exec (this=0x7fff449e7870, flags=) at kernel/qeventloop.cpp:201
#50 0x00007f76d8b72ab9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#51 0x0000000000407f8f in main (argc=<value optimized out>, argv=<value optimized out>) at ../../knotify/main.cpp:73

Reported using DrKonqi