Description of problem: invoking Amarok from menu launcher reports Amarok has crashed.

report includes:

Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/lib/i686/libthread_db.so.1".
[Current thread is 1 (Thread 0xad0a87c0 (LWP 29164))]

Thread 2 (Thread 0xa4da6b40 (LWP 29165)):
#0  0xb77b4d5d in __kernel_vsyscall ()
#1  0xb5545ceb in poll () from /lib/i686/libc.so.6
#2  0xa603c803 in linux_udev_event_thread_main () from /lib/libusb-1.0.so.0
#3  0xb4b9d4a5 in start_thread () from /lib/i686/libpthread.so.0
#4  0xb555371e in clone () from /lib/i686/libc.so.6

Thread 1 (Thread 0xad0a87c0 (LWP 29164)):
[KCrash Handler]
#7  0xb55996a6 in __memcpy_sse2_unaligned () from /lib/i686/libc.so.6
#8  0xb5802ee7 in QByteArray::append(char const*) () from /lib/libQtCore.so.4
#9  0xa3d01298 in QMetaTypeIdQObject<QWidget*, 8>::qt_metatype_id() () from /lib/libQt5Widgets.so.5
#10 0xa3c948d0 in _GLOBAL__sub_I_qwidgetsvariant.cpp () from /lib/libQt5Widgets.so.5
#11 0xb77c4f55 in call_init.part () from /lib/ld-linux.so.2
#12 0xb77c507e in _dl_init () from /lib/ld-linux.so.2
#13 0xb77c930a in dl_open_worker () from /lib/ld-linux.so.2
#14 0xb77c4df4 in _dl_catch_error () from /lib/ld-linux.so.2
#15 0xb77c8812 in _dl_open () from /lib/ld-linux.so.2
#16 0xb2ce8c55 in dlopen_doit () from /lib/libdl.so.2
#17 0xb77c4df4 in _dl_catch_error () from /lib/ld-linux.so.2
#18 0xb2ce93cd in _dlerror_run () from /lib/libdl.so.2
#19 0xb2ce8cfd in dlopen () from /lib/libdl.so.2
#20 0xaa186087 in module_Load () from /lib/libvlccore.so.8
#21 0xaa16a8f6 in module_InitDynamic () from /lib/libvlccore.so.8
#22 0xaa16ac14 in AllocatePluginDir () from /lib/libvlccore.so.8
#23 0xaa16ab5c in AllocatePluginDir () from /lib/libvlccore.so.8
#24 0xaa16b086 in AllocatePluginPath () from /lib/libvlccore.so.8
#25 0xaa16b684 in module_LoadPlugins () from /lib/libvlccore.so.8
#26 0xaa0f61ac in libvlc_InternalInit () from /lib/libvlccore.so.8
#27 0xaa0c7417 in libvlc_new () from /lib/libvlc.so.5
#28 0xaa2502c6 in LibVLC::init() () from /usr/lib/kde4/plugins/phonon_backend/phonon_vlc.so
#29 0xaa233092 in Phonon::VLC::Backend::Backend(QObject*, QList<QVariant> const&) () from /usr/lib/kde4/plugins/phonon_backend/phonon_vlc.so
#30 0xaa233dfc in qt_plugin_instance () from /usr/lib/kde4/plugins/phonon_backend/phonon_vlc.so
#31 0xb58f9461 in QPluginLoader::instance() () from /lib/libQtCore.so.4
#32 0xaa605f22 in Phonon::KdePlatformPlugin::createBackend(KSharedPtr<KService>) () from /usr/lib/kde4/plugins/phonon_platform/kde.so
#33 0xaa606645 in Phonon::KdePlatformPlugin::createBackend() () from /usr/lib/kde4/plugins/phonon_platform/kde.so
#34 0xb534b029 in Phonon::FactoryPrivate::createBackend() () from /lib/libphonon.so.4
#35 0xb534b7ac in Phonon::Factory::backend(bool) () from /lib/libphonon.so.4
#36 0xb534bed7 in Phonon::Factory::createAudioOutput(QObject*) () from /lib/libphonon.so.4
#37 0xb5343ab0 in Phonon::AudioOutputPrivate::createBackendObject() () from /lib/libphonon.so.4
#38 0xb534069c in Phonon::AudioOutputPrivate::init(Phonon::Category) () from /lib/libphonon.so.4
#39 0xb73c5494 in EngineController::initializePhonon() () from /lib/libamaroklib.so.1
#40 0xb73cc751 in EngineController::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) [clone .part.50] () from /lib/libamaroklib.so.1
#41 0xb591e508 in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const () from /lib/libQtCore.so.4
#42 0xb5920958 in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () from /lib/libQtCore.so.4
#43 0xb749861c in Amarok::DefaultApplicationController::initEngineController() () from /lib/libamaroklib.so.1
#44 0xb7498686 in Amarok::DefaultApplicationController::start() () from /lib/libamaroklib.so.1
#45 0xb73be481 in App::continueInit() () from /lib/libamaroklib.so.1
#46 0xb73bf9e7 in App::App() () from /lib/libamaroklib.so.1
#47 0x0804eccd in main ()


invoking from "konsole" reports: 
@localhost ~]$ amarok
KCrash: Application 'amarok' crashing...
KCrash: Attempting to start /usr/lib/kde4/libexec/drkonqi from kdeinit
KCrash: Connect sock_file=/home/home/.kde4/socket-localhost.localdomain/kdeinit4__0
unnamed app(29163): Communication problem with  "amarok" , it probably crashed. 
Error message was:  "org.freedesktop.DBus.Error.NoReply" : " "Message recipient disconnected from message bus without replying" " 



Version-Release number of selected component (if applicable):
Mageia-6-RC-i586-DVD.iso
DATE.txt: Sat Aug 13 15:42:09 CEST 2016
md5sum:  e6f153469350ac7cce80d10d47f96222


How reproducible: every time


Steps to Reproduce:
1.install Plasma5 only [from custom desktop page, not "plasma / gnome / custom"]
2.update to latest packages
3.attempt to invoke "Amarok"