Application: knotify4 (4.14.9)
KDE Platform Version: 4.14.9
Qt Version: 4.8.6
Operating System: Linux 3.16.7-32-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

-- Information about the crash:
every time that a notification happens the  notification applet tries to produce a sound and then die

OpenSuse 13.2

The crash can be reproduced every time.

-- Backtrace:
Application: KNotify (knotify4), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fed8ead3800 (LWP 11553))]

Thread 2 (Thread 0x7fed7aac7700 (LWP 11556)):
#0  0x00007fed8bc3cbdd in poll () at /lib64/libc.so.6
#1  0x00007fed89273be4 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fed89273cec in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fed8c4380de in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#4  0x00007fed8c409e6f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#5  0x00007fed8c40a165 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#6  0x00007fed8c3070bf in QThread::exec() () at /usr/lib64/libQtCore.so.4
#7  0x00007fed8c3eb783 in  () at /usr/lib64/libQtCore.so.4
#8  0x00007fed8c30979f in  () at /usr/lib64/libQtCore.so.4
#9  0x00007fed89ca00a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007fed8bc4500d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fed8ead3800 (LWP 11553)):
[KCrash Handler]
#5  0x00007fed69bd7975 in QMetaObject::className() const () at /usr/lib64/libQt5Core.so.5
#6  0x00007fed6a91317f in  () at /usr/lib64/libQt5Widgets.so.5
#7  0x00007fed8e9768ea in call_init.part () at /lib64/ld-linux-x86-64.so.2
#8  0x00007fed8e9769d3 in _dl_init_internal () at /lib64/ld-linux-x86-64.so.2
#9  0x00007fed8e97ab08 in dl_open_worker () at /lib64/ld-linux-x86-64.so.2
#10 0x00007fed8e9767a4 in _dl_catch_error () at /lib64/ld-linux-x86-64.so.2
#11 0x00007fed8e97a2fb in _dl_open () at /lib64/ld-linux-x86-64.so.2
#12 0x00007fed873a902b in dlopen_doit () at /lib64/libdl.so.2
#13 0x00007fed8e9767a4 in _dl_catch_error () at /lib64/ld-linux-x86-64.so.2
#14 0x00007fed873a95dd in _dlerror_run () at /lib64/libdl.so.2
#15 0x00007fed873a90c1 in dlopen@@GLIBC_2.2.5 () at /lib64/libdl.so.2
#16 0x00007fed7963c59f in  () at /usr/lib64/libvlccore.so.7
#17 0x00007fed79625d5d in  () at /usr/lib64/libvlccore.so.7
#18 0x00007fed79626057 in  () at /usr/lib64/libvlccore.so.7
#19 0x00007fed796262c9 in  () at /usr/lib64/libvlccore.so.7
#20 0x00007fed79626534 in  () at /usr/lib64/libvlccore.so.7
#21 0x00007fed79626a87 in  () at /usr/lib64/libvlccore.so.7
#22 0x00007fed795be49d in libvlc_InternalInit () at /usr/lib64/libvlccore.so.7
#23 0x00007fed79388623 in libvlc_new () at /usr/lib64/libvlc.so.5
#24 0x00007fed798c0ec9 in  () at /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#25 0x00007fed798a6728 in  () at /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#26 0x00007fed798a71eb in qt_plugin_instance () at /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#27 0x00007fed8c3ef641 in QPluginLoader::instance() () at /usr/lib64/libQtCore.so.4
#28 0x00007fed7a0b7f8b in  () at /usr/lib64/kde4/plugins/phonon_platform/kde.so
#29 0x00007fed7a0b8773 in  () at /usr/lib64/kde4/plugins/phonon_platform/kde.so
#30 0x00007fed8e0c3c76 in  () at /usr/lib64/libphonon.so.4
#31 0x00007fed8e0c4317 in Phonon::Factory::backend(bool) () at /usr/lib64/libphonon.so.4
#32 0x00007fed8e0c48e3 in  () at /usr/lib64/libphonon.so.4
#33 0x00007fed8e0bc9b9 in  () at /usr/lib64/libphonon.so.4
#34 0x00007fed8e0ba896 in  () at /usr/lib64/libphonon.so.4
#35 0x000000000040e771 in _start ()

Reported using DrKonqi