Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.28-16-generic x86_64
Distribution: Ubuntu 9.04

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 19109)]

Thread 3 (Thread 0x7f3804cff950 (LWP 19167)):
#0  0x00007f3829f582e9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f382e061d19 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#2  0x00007f382cee681c in ?? () from /usr/lib/libQtNetwork.so.4
#3  0x00007f382e060d35 in ?? () from /usr/lib/libQtCore.so.4
#4  0x00007f3829f543ba in start_thread () from /lib/libpthread.so.0
#5  0x00007f382ab38fcd in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f38044fe950 (LWP 19169)):
#0  0x00007f3829f5856d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f382e061cf7 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#2  0x00007f382e057929 in ?? () from /usr/lib/libQtCore.so.4
#3  0x00007f382e060d35 in ?? () from /usr/lib/libQtCore.so.4
#4  0x00007f3829f543ba in start_thread () from /lib/libpthread.so.0
#5  0x00007f382ab38fcd in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f382e616750 (LWP 19109)):
[KCrash Handler]
#5  0x00007f3811a338c7 in ?? () from /var/lib/python-support/python2.6/PyQt4/QtCore.so
#6  0x00007f3811f49627 in _PyObject_Str (v=0x2fe3870) at ../Objects/object.c:424
#7  0x00007f3811f49703 in PyObject_Str (v=0x2c6d450) at ../Objects/object.c:445
#8  0x00007f3811f54a11 in string_new (type=0x7f3812309600, args=<value optimized out>, kwds=<value optimized out>) at ../Objects/stringobject.c:4075
#9  0x00007f3811f5f913 in type_call (type=0x2c6d450, args=0x2fec090, kwds=0x0) at ../Objects/typeobject.c:731
#10 0x00007f3811f01c48 in PyObject_Call (func=0x7f3812309600, arg=0x2fec090, kw=0x0) at ../Objects/abstract.c:2492
#11 0x00007f3811fa750f in PyEval_EvalFrameEx (f=0x40d9080, throwflag=<value optimized out>) at ../Python/ceval.c:3917
#12 0x00007f3811faa9a9 in PyEval_EvalCodeEx (co=0x2c714e0, globals=<value optimized out>, locals=<value optimized out>, args=0x2fec0e8, argcount=1, kws=0x0, kwcount=0, defs=0x0, defcount=0, 
    closure=0x0) at ../Python/ceval.c:2968
#13 0x00007f3811f30a3d in function_call (func=0x2f4c848, arg=0x2fec0d0, kw=0x0) at ../Objects/funcobject.c:524
#14 0x00007f3811f01c48 in PyObject_Call (func=0x2f4c848, arg=0x2fec0d0, kw=0x0) at ../Objects/abstract.c:2492
#15 0x00007f3811f123c0 in instancemethod_call (func=0x2f4c848, arg=0x2fec0d0, kw=0x0) at ../Objects/classobject.c:2579
#16 0x00007f3811f01c48 in PyObject_Call (func=0x288faa0, arg=0x2820050, kw=0x0) at ../Objects/abstract.c:2492
#17 0x00007f3811fa37c6 in PyEval_CallObjectWithKeywords (func=0x288faa0, arg=0x2820050, kw=0x0) at ../Python/ceval.c:3575
#18 0x00007f38116f63c0 in sip_api_invoke_slot () from /var/lib/python-support/python2.6/sip.so
#19 0x00007f3811a2fae6 in ?? () from /var/lib/python-support/python2.6/PyQt4/QtCore.so
#20 0x00007f3811a30cec in ?? () from /var/lib/python-support/python2.6/PyQt4/QtCore.so
#21 0x00007f3811a30db5 in ?? () from /var/lib/python-support/python2.6/PyQt4/QtCore.so
#22 0x00007f382e15fea2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#23 0x00007f382c8a45a2 in KWallet::Wallet::walletOpened () from /usr/lib/libkdeui.so.5
#24 0x00007f382c8a5354 in KWallet::Wallet::qt_metacall () from /usr/lib/libkdeui.so.5
#25 0x00007f382e15fea2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#26 0x00007f382c9670df in ?? () from /usr/lib/libkdeui.so.5
#27 0x00007f382c968519 in ?? () from /usr/lib/libkdeui.so.5
#28 0x00007f382c3c8453 in ?? () from /usr/lib/libQtDBus.so.4
#29 0x00007f382c3cfe5f in ?? () from /usr/lib/libQtDBus.so.4
#30 0x00007f382e15a5d8 in QObject::event () from /usr/lib/libQtCore.so.4
#31 0x00007f382b70ff4d in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#32 0x00007f382b71818a in QApplication::notify () from /usr/lib/libQtGui.so.4
#33 0x00007f382c822abb in KApplication::notify () from /usr/lib/libkdeui.so.5
#34 0x00007f382e14a6ac in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#35 0x00007f382e14b31a in QCoreApplicationPrivate::sendPostedEvents () from /usr/lib/libQtCore.so.4
#36 0x00007f382e173e03 in ?? () from /usr/lib/libQtCore.so.4
#37 0x00007f382a1a320a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#38 0x00007f382a1a68e0 in ?? () from /usr/lib/libglib-2.0.so.0
#39 0x00007f382a1a6a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#40 0x00007f382e173a8f in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#41 0x00007f382b7a8bdf in ?? () from /usr/lib/libQtGui.so.4
#42 0x00007f382e148f42 in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#43 0x00007f382e149314 in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#44 0x00007f382e14b5e4 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#45 0x00007f38229453eb in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#46 0x0000000000407215 in _start ()

Reported using DrKonqi