Version:            (using KDE 4.2.2)
OS:                Linux
Installed from:    Ubuntu Packages

crash while the wifi was trying to establish the connexion on my home wifi 

here is the crashlog

Application : Démon de KDE (kded4), signal SIGSEGV

Thread 1 (Thread 0xb6006700 (LWP 4305)):
[KCrash Handler]
#6  0xb43838b2 in Knm::Connection::settings () from /usr/lib/libknmstorage.so.4
#7  0xb43894ae in Knm::ConnectionPersistence::walletOpenedForRead () from /usr/lib/libknmstorage.so.4
#8  0xb4383777 in Knm::ConnectionPersistence::qt_metacall () from /usr/lib/libknmstorage.so.4
#9  0xb6abeca8 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#10 0xb6abf932 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#11 0xb7c2a969 in KWallet::Wallet::walletOpened () from /usr/lib/libkdeui.so.5
#12 0xb7c2ac70 in KWallet::Wallet::walletAsyncOpened () from /usr/lib/libkdeui.so.5
#13 0xb7c2ba2d in KWallet::Wallet::qt_metacall () from /usr/lib/libkdeui.so.5
#14 0xb6abeca8 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#15 0xb6abf932 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#16 0xb7cfbe39 in ?? () from /usr/lib/libkdeui.so.5
#17 0xb7cfdac0 in ?? () from /usr/lib/libkdeui.so.5
#18 0xb6bc1d7a in ?? () from /usr/lib/libQtDBus.so.4
#19 0xb6bca187 in ?? () from /usr/lib/libQtDBus.so.4
#20 0xb6ab93a0 in QObject::event () from /usr/lib/libQtCore.so.4
#21 0xb6f7ae9c in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#22 0xb6f8319e in QApplication::notify () from /usr/lib/libQtGui.so.4
#23 0xb7b9d94d in KApplication::notify () from /usr/lib/libkdeui.so.5
#24 0xb6aa8a3b in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#25 0xb6aa9695 in QCoreApplicationPrivate::sendPostedEvents () from /usr/lib/libQtCore.so.4
#26 0xb6aa988d in QCoreApplication::sendPostedEvents () from /usr/lib/libQtCore.so.4
#27 0xb6ad47ef in ?? () from /usr/lib/libQtCore.so.4
#28 0xb62b3b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#29 0xb62b70eb in ?? () from /usr/lib/libglib-2.0.so.0
#30 0xb62b7268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#31 0xb6ad4438 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#32 0xb701c365 in ?? () from /usr/lib/libQtGui.so.4
#33 0xb6aa706a in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#34 0xb6aa74aa in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#35 0xb6aa9959 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#36 0xb6f7ad17 in QApplication::exec () from /usr/lib/libQtGui.so.4
#37 0xb7fc8cf0 in kdemain () from /usr/lib/libkdeinit4_kded4.so
#38 0x080486b2 in _start ()