Application: amarok (2.8.0)
KDE Platform Version: 4.14.9
Qt Version: 4.8.6
Operating System: Linux 3.16.7-24-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

-- Information about the crash:
After system update Amarok crashes on launch.
Knotify4 problem with segmentation error

The crash can be reproduced every time.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[KCrash Handler]
#5  0x00007f3ea0130936 in __strcmp_sse2 () at /lib64/libc.so.6
#6  0x00007f3e7d419fee in QMetaType::registerNormalizedType(QByteArray const&, void (*)(void*), void* (*)(void const*), void (*)(void*), void* (*)(void*, void const*), int, QFlags<QMetaType::TypeFlag>, QMetaObject const*) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f3e7d919f57 in  () at /usr/lib64/libQt5Gui.so.5
#8  0x00007f3ea32bd92a in call_init.part () at /lib64/ld-linux-x86-64.so.2
#9  0x00007f3ea32bda13 in _dl_init_internal () at /lib64/ld-linux-x86-64.so.2
#10 0x00007f3ea32c1b48 in dl_open_worker () at /lib64/ld-linux-x86-64.so.2
#11 0x00007f3ea32bd7e4 in _dl_catch_error () at /lib64/ld-linux-x86-64.so.2
#12 0x00007f3ea32c133b in _dl_open () at /lib64/ld-linux-x86-64.so.2
#13 0x00007f3e9b10e02b in dlopen_doit () at /lib64/libdl.so.2
#14 0x00007f3ea32bd7e4 in _dl_catch_error () at /lib64/ld-linux-x86-64.so.2
#15 0x00007f3e9b10e5dd in _dlerror_run () at /lib64/libdl.so.2
#16 0x00007f3e9b10e0c1 in dlopen@@GLIBC_2.2.5 () at /lib64/libdl.so.2
#17 0x00007f3e83a9159f in  () at /usr/lib64/libvlccore.so.7
#18 0x00007f3e83a7ad5d in  () at /usr/lib64/libvlccore.so.7
#19 0x00007f3e83a7b057 in  () at /usr/lib64/libvlccore.so.7
#20 0x00007f3e83a7b2c9 in  () at /usr/lib64/libvlccore.so.7
#21 0x00007f3e83a7b534 in  () at /usr/lib64/libvlccore.so.7
#22 0x00007f3e83a7ba87 in  () at /usr/lib64/libvlccore.so.7
#23 0x00007f3e83a1349d in libvlc_InternalInit () at /usr/lib64/libvlccore.so.7
#24 0x00007f3e837e4623 in libvlc_new () at /usr/lib64/libvlc.so.5
#25 0x00007f3e83d15ec9 in  () at /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#26 0x00007f3e83cfb728 in  () at /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#27 0x00007f3e83cfc1eb in qt_plugin_instance () at /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#28 0x00007f3ea08c7641 in QPluginLoader::instance() () at /usr/lib64/libQtCore.so.4
#29 0x00007f3e84475f8b in  () at /usr/lib64/kde4/plugins/phonon_platform/kde.so
#30 0x00007f3e84476773 in  () at /usr/lib64/kde4/plugins/phonon_platform/kde.so
#31 0x00007f3e9cc6bc76 in  () at /usr/lib64/libphonon.so.4
#32 0x00007f3e9cc6c317 in Phonon::Factory::backend(bool) () at /usr/lib64/libphonon.so.4
#33 0x00007f3e9cc6c8e3 in  () at /usr/lib64/libphonon.so.4
#34 0x00007f3e9cc649b9 in  () at /usr/lib64/libphonon.so.4
#35 0x00007f3e9cc62896 in  () at /usr/lib64/libphonon.so.4
#36 0x00007f3ea2566a6c in EngineController::initializePhonon() () at /usr/lib64/libamaroklib.so.1
#37 0x00007f3ea256d265 in  () at /usr/lib64/libamaroklib.so.1
#38 0x00007f3ea08eb348 in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const () at /usr/lib64/libQtCore.so.4
#39 0x00007f3ea08ed802 in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () at /usr/lib64/libQtCore.so.4
#40 0x00007f3ea262cd5d in  () at /usr/lib64/libamaroklib.so.1
#41 0x00007f3ea262cdc1 in  () at /usr/lib64/libamaroklib.so.1
#42 0x00007f3ea255fb5d in App::continueInit() () at /usr/lib64/libamaroklib.so.1
#43 0x00007f3ea2560cb6 in App::App() () at /usr/lib64/libamaroklib.so.1
#44 0x0000000000407fa7 in  ()
#45 0x00007f3ea00d2b05 in __libc_start_main () at /lib64/libc.so.6
#46 0x00000000004080d2 in _start ()

Reported using DrKonqi