Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1494721792 (LWP 17770)]
0xa7a344d4 in QString::fromUtf8 () from /usr/lib/libqt-mt.so.3
(gdb) bt
#0  0xa7a344d4 in QString::fromUtf8 () from /usr/lib/libqt-mt.so.3
#1  0xa7ebf893 in SIM::save_data (def=0xa5df7a90, _data=0x81940b0)
    at cfg.cpp:886
#2  0xa7ec853a in SIM::ClientUserData::save (this=0x8193ae4)
    at contacts.cpp:1360
#3  0xa7ec929a in SIM::ContactList::save (this=0x80a7c70) at contacts.cpp:1746
#4  0xa7efe0ba in SIM::PluginManagerPrivate::saveState (this=0x80bf068)
    at plugins.cpp:548
#5  0xa7eff47b in SIM::PluginManagerPrivate::processEvent (this=0x80bf068,
    e=0xafd48b54) at plugins.cpp:290
#6  0xa7f06f69 in SIM::Event::process (this=0xafd48b54, from=0x80bfe04)
    at simapi.cpp:314
#7  0xa6a545d6 in CorePlugin::processEvent (this=0x80bfdd0, e=0xafd48b54)
    at core.cpp:1801
#8  0xa7f06f69 in SIM::Event::process (this=0xafd48b54, from=0x0)
    at simapi.cpp:314
#9  0xa6ab8420 in NewProtocol::loginComplete (this=0xafd49134)
    at newprotocol.cpp:225
#10 0xa6ab8d00 in NewProtocol::qt_invoke (this=0xafd49134, _id=63,
    _o=0xafd48bf8) at newprotocol.moc:112
#11 0xa771ab87 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#12 0xa7aa3c0b in QSignal::signal () from /usr/lib/libqt-mt.so.3
#13 0xa773a70a in QSignal::activate () from /usr/lib/libqt-mt.so.3
#14 0xa77420dc in QSingleShotTimer::event () from /usr/lib/libqt-mt.so.3
#15 0xa76b2aea in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#16 0xa76b4907 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#17 0xa76463d1 in QApplication::sendEvent () from /usr/lib/libqt-mt.so.3
#18 0xa76a54e7 in QEventLoop::activateTimers () from /usr/lib/libqt-mt.so.3
#19 0xa765a71f in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#20 0xa76cd03d in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#21 0xa76b4601 in QApplication::enter_loop () from /usr/lib/libqt-mt.so.3
#22 0xa78cdff5 in QDialog::exec () from /usr/lib/libqt-mt.so.3
#23 0xa6ab7574 in ConnectionManager::addClient (this=0x82360d8)
    at manager.cpp:112
#24 0xa6ab75f5 in ConnectionManager::qt_invoke (this=0x82360d8, _id=52,
    _o=0xafd492ac) at manager.moc:102
#25 0xa771ab87 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#26 0xa771b618 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#27 0xa7aacc67 in QButton::clicked () from /usr/lib/libqt-mt.so.3
#28 0xa77b7b26 in QButton::mouseReleaseEvent () from /usr/lib/libqt-mt.so.3
#29 0xa7751528 in QWidget::event () from /usr/lib/libqt-mt.so.3
#30 0xa76b2aea in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#31 0xa76b4c8d in QApplication::notify () from /usr/lib/libqt-mt.so.3
#32 0xa7646445 in QApplication::sendSpontaneousEvent ()
   from /usr/lib/libqt-mt.so.3
#33 0xa76450df in QETWidget::translateMouseEvent () from /usr/lib/libqt-mt.so.3
#34 0xa7643660 in QApplication::x11ProcessEvent () from /usr/lib/libqt-mt.so.3
#35 0xa7659cb2 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#36 0xa76cd03d in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#37 0xa76cce5e in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#38 0xa76b4683 in QApplication::exec () from /usr/lib/libqt-mt.so.3
#39 0x08049ae6 in main (argc=1, argv=0xafd49d44) at sim.cpp:303