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 2.6.31-17-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
it just crash whe i try to login on my account, login with another account doesnt crash up

 -- Backtrace:
Application: Área de trabajo de Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7854700 (LWP 3897))]

Thread 2 (Thread 0xabfcdb70 (LWP 3899)):
#0  0x00fb1422 in __kernel_vsyscall ()
#1  0x00524e15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x00de387d in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x00a09e67 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0x02152922 in ?? () from /usr/lib/libQtNetwork.so.4
#5  0x00a08e32 in ?? () from /usr/lib/libQtCore.so.4
#6  0x0052080e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0x00dd68de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb7854700 (LWP 3897)):
[KCrash Handler]
#6  0x00a4ece8 in QString::realloc(int) () from /usr/lib/libQtCore.so.4
#7  0x00a4ede6 in QString::realloc() () from /usr/lib/libQtCore.so.4
#8  0x00a4ee1e in QString::utf16() const () from /usr/lib/libQtCore.so.4
#9  0x00a4ef75 in QString::toUcs4() const () from /usr/lib/libQtCore.so.4
#10 0x0558e565 in ?? () from /usr/lib/pymodules/python2.6/PyQt4/QtCore.so
#11 0x05500de1 in ?? () from /usr/lib/pymodules/python2.6/PyQt4/QtCore.so
#12 0x091e734f in _PyObject_Str () from /usr/lib/libpython2.6.so.1.0
#13 0x091e7432 in PyObject_Str () from /usr/lib/libpython2.6.so.1.0
#14 0x091f5964 in ?? () from /usr/lib/libpython2.6.so.1.0
#15 0x091fcb7e in ?? () from /usr/lib/libpython2.6.so.1.0
#16 0x091a089c in PyObject_Call () from /usr/lib/libpython2.6.so.1.0
#17 0x092419bd in PyEval_EvalFrameEx () from /usr/lib/libpython2.6.so.1.0
#18 0x09243b39 in PyEval_EvalCodeEx () from /usr/lib/libpython2.6.so.1.0
#19 0x091cdff7 in ?? () from /usr/lib/libpython2.6.so.1.0
#20 0x091a089c in PyObject_Call () from /usr/lib/libpython2.6.so.1.0
#21 0x091b17b4 in ?? () from /usr/lib/libpython2.6.so.1.0
#22 0x091a089c in PyObject_Call () from /usr/lib/libpython2.6.so.1.0
#23 0x0923cb54 in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.6.so.1.0
#24 0x05fc7717 in sip_api_invoke_slot () from /usr/lib/pymodules/python2.6/sip.so
#25 0x05589e53 in ?? () from /usr/lib/pymodules/python2.6/PyQt4/QtCore.so
#26 0x05589f4a in ?? () from /usr/lib/pymodules/python2.6/PyQt4/QtCore.so
#27 0x0558a005 in ?? () from /usr/lib/pymodules/python2.6/PyQt4/QtCore.so
#28 0x00b0f263 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#29 0x00b0fec2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#30 0x01213fc9 in KWallet::Wallet::walletOpened(bool) () from /usr/lib/libkdeui.so.5
#31 0x012142c5 in KWallet::Wallet::walletAsyncOpened(int, int) () from /usr/lib/libkdeui.so.5
#32 0x012151f8 in KWallet::Wallet::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkdeui.so.5
#33 0x00b0f263 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#34 0x00b0fec2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#35 0x012ec489 in ?? () from /usr/lib/libkdeui.so.5
#36 0x012eccb8 in ?? () from /usr/lib/libkdeui.so.5
#37 0x00c0e7b4 in ?? () from /usr/lib/libQtDBus.so.4
#38 0x00c16197 in ?? () from /usr/lib/libQtDBus.so.4
#39 0x00b095fe in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#40 0x03bb9f54 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#41 0x03bc167c in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#42 0x01184bfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#43 0x00af96cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#44 0x00afa2b2 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#45 0x00afa47d in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#46 0x00b243ff in ?? () from /usr/lib/libQtCore.so.4
#47 0x0057ee88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#48 0x00582730 in ?? () from /lib/libglib-2.0.so.0
#49 0x00582863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#50 0x00b2402c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#51 0x03c5abe5 in ?? () from /usr/lib/libQtGui.so.4
#52 0x00af7c79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#53 0x00af80ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#54 0x00afa53f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#55 0x03bb9dd7 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#56 0x08e6e80d in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#57 0x0804dde1 in _start ()

Reported using DrKonqi