Application: KBluetooth4 - The KDE4 Bluetooth Framework (kbluetooth4), signal: Segmentation fault
[KCrash Handler]
#5  QMetaObject::indexOfProperty (this=0x1, name=0x7fc153ea2580 "_qdbus_slotCache") at kernel/qmetaobject.cpp:685
#6  0x00007fc153b61957 in QObject::property (this=0x16bd9b0, name=0x7fc153ea2580 "_qdbus_slotCache") at kernel/qobject.cpp:3304
#7  0x00007fc153e6a2fe in QDBusConnectionPrivate::activateCall (this=0x158f840, object=0x7fc153ea2580, flags=273, msg=@0x1628df0) at qdbusintegrator.cpp:753
#8  0x00007fc153e6ad81 in QDBusConnectionPrivate::activateObject (this=0x158f840, node=@0x1628dc8, msg=@0x1628df0, pathStartPos=<value optimized out>) at qdbusintegrator.cpp:1352
#9  0x00007fc153e6b098 in QDBusActivateObjectEvent::placeMetaCall (this=0x1628d80) at qdbusintegrator.cpp:1469
#10 0x00007fc153b5ef28 in QObject::event (this=0x7fff558c82d0, e=0x1628d80) at kernel/qobject.cpp:1118
#11 0x00007fc152fa831a in QApplication::event (this=0x7fff558c82d0, e=0x1628d80) at kernel/qapplication.cpp:2318
#12 0x00007fc152fa2b9d in QApplicationPrivate::notify_helper (this=0x14fe940, receiver=0x7fff558c82d0, e=0x1628d80) at kernel/qapplication.cpp:4057
#13 0x00007fc152faadea in QApplication::notify (this=0x7fff558c82d0, receiver=0x7fff558c82d0, e=0x1628d80) at kernel/qapplication.cpp:4022
#14 0x00007fc1556521ab in KApplication::notify () from /usr/lib/libkdeui.so.5
#15 0x00007fc153b4edfc in QCoreApplication::notifyInternal (this=0x7fff558c82d0, receiver=0x7fff558c82d0, event=0x1628d80) at kernel/qcoreapplication.cpp:610
#16 0x00007fc153b4fa6a in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x14d1210) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#17 0x00007fc153b788a3 in postEventSourceDispatch (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#18 0x00007fc14eda420a in IA__g_main_context_dispatch (context=0x1501520) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:1814
#19 0x00007fc14eda78e0 in g_main_context_iterate (context=0x1501520, block=1, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2448
#20 0x00007fc14eda7a7c in IA__g_main_context_iteration (context=0x1501520, may_block=1) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2511
#21 0x00007fc153b7852f in QEventDispatcherGlib::processEvents (this=0x14fe160, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:324
#22 0x00007fc15303b70f in QGuiEventDispatcherGlib::processEvents (this=0x1, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#23 0x00007fc153b4d6a2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 1435265632}) at kernel/qeventloop.cpp:149
#24 0x00007fc153b4da6d in QEventLoop::exec (this=0x7fff558c6b60, flags={i = 1435266256}) at kernel/qeventloop.cpp:200
#25 0x00007fc153e6e226 in QDBusConnectionPrivate::sendWithReply (this=0x1711b80, message=@0x7fff558c6e90, sendMode=<value optimized out>, timeout=-1) at qdbusintegrator.cpp:1787
#26 0x00007fc153e57aa3 in QDBusConnection::call (this=0x14fe550, message=@0x1, mode=QDBus::Block, timeout=23845280) at qdbusconnection.cpp:516
#27 0x00007fc153e756df in QDBusAbstractInterface::callWithArgumentList (this=0x17672f0, mode=QDBus::BlockWithGui, method=<value optimized out>, args=@0x7fff558c6f90) at qdbusabstractinterface.cpp:402
#28 0x00007fc153e793ac in QDBusAbstractInterface::call (this=0x17672f0, mode=QDBus::BlockWithGui, method=@0x7fff558c70c0, arg1=@0x7fff558c7080, arg2=@0x7fff558c7070, arg3=@0x7fff558c7060, 
    arg4=@0x7fff558c7050, arg5=@0x7fff558c7040, arg6=@0x7fff558c7030, arg7=@0x7fff558c7020, arg8=@0x7fff558c7010) at qdbusabstractinterface.cpp:655
#29 0x0000000000420e2e in _start ()