Version:            (using KDE 4.4.1)
OS:                Linux
Installed from:    Archlinux Packages

when I open it only puts the login screen and could not be used crashea, and tried reinstalling it but nothing happens

Backtrace

Thread 12 (Thread 0x7fffd9260710 (LWP 30306)):
#0  0x00007ffff358d07c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007ffff050f4b6 in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007ffff050f4f9 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007ffff358881a in start_thread () from /lib/libpthread.so.0
#4  0x00007ffff4effc7d in clone () from /lib/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fffdad85710 (LWP 30304)):
#0  0x00007ffff358d07c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fffe48ef5fb in ao_loop () from /usr/lib/libxine.so.1
#2  0x00007ffff358881a in start_thread () from /lib/libpthread.so.0
#3  0x00007ffff4effc7d in clone () from /lib/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fffdb68b710 (LWP 30303)):
#0  0x00007ffff358d07c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fffe48ef5fb in ao_loop () from /usr/lib/libxine.so.1
#2  0x00007ffff358881a in start_thread () from /lib/libpthread.so.0
#3  0x00007ffff4effc7d in clone () from /lib/libc.so.6
#4  0x0000000000000000 in ?? ()
---Type <return> to continue, or q <return> to quit---

Thread 8 (Thread 0x7fffdc2fd710 (LWP 30301)):
#0  0x00007ffff358d07c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fffe48ef5fb in ao_loop () from /usr/lib/libxine.so.1
#2  0x00007ffff358881a in start_thread () from /lib/libpthread.so.0
#3  0x00007ffff4effc7d in clone () from /lib/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fffdcf07710 (LWP 30300)):
#0  0x00007ffff358d07c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fffe48ef5fb in ao_loop () from /usr/lib/libxine.so.1
#2  0x00007ffff358881a in start_thread () from /lib/libpthread.so.0
#3  0x00007ffff4effc7d in clone () from /lib/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fffdd708710 (LWP 30299)):
#0  0x00007ffff4ef7483 in poll () from /lib/libc.so.6
#1  0x00007fffdd70e7ae in ao_alsa_handle_event_thread ()
   from /usr/lib/xine/plugins/1.28/xineplug_ao_out_alsa.so
#2  0x00007ffff358881a in start_thread () from /lib/libpthread.so.0
#3  0x00007ffff4effc7d in clone () from /lib/libc.so.6
#4  0x0000000000000000 in ?? ()
---Type <return> to continue, or q <return> to quit---

Thread 3 (Thread 0x7fffde112710 (LWP 30296)):
#0  0x00007ffff4ef7483 in poll () from /lib/libc.so.6
#1  0x00007fffedc55a0c in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#2  0x00007fffedc55d50 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007ffff64d8093 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#4  0x00007ffff64ad522 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
   from /usr/lib/libQtCore.so.4
#5  0x00007ffff64ad8fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
   from /usr/lib/libQtCore.so.4
#6  0x00007ffff63b7bb9 in QThread::exec() () from /usr/lib/libQtCore.so.4
#7  0x00007fffe4b38356 in Phonon::Xine::XineThread::run() ()
   from /usr/lib/kde4/plugins/phonon_backend/phonon_xine.so
#8  0x00007ffff63ba5b5 in ?? () from /usr/lib/libQtCore.so.4
#9  0x00007ffff358881a in start_thread () from /lib/libpthread.so.0
#10 0x00007ffff4effc7d in clone () from /lib/libc.so.6
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fffdef4d710 (LWP 30295)):
#0  0x00007ffff358d3e9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fffe48deaf1 in metronom_sync_loop () from /usr/lib/libxine.so.1
---Type <return> to continue, or q <return> to quit---
#2  0x00007ffff358881a in start_thread () from /lib/libpthread.so.0
#3  0x00007ffff4effc7d in clone () from /lib/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ffff7ea47a0 (LWP 30294)):
#0  0x00007ffff5e9470a in ?? () from /usr/lib/libQtGui.so.4
#1  0x00007ffff5e9aa5f in ?? () from /usr/lib/libQtGui.so.4
#2  0x00007ffff5e9abf8 in ?? () from /usr/lib/libQtGui.so.4
#3  0x00007ffff5e9a261 in ?? () from /usr/lib/libQtGui.so.4
#4  0x00007ffff5e9a499 in ?? () from /usr/lib/libQtGui.so.4
#5  0x00007ffff5e74f9a in QGraphicsScene::items() const () from /usr/lib/libQtGui.so.4
#6  0x00007ffff5e7ba89 in QGraphicsScene::itemsBoundingRect() const () from /usr/lib/libQtGui.so.4
#7  0x00007ffff5e828a1 in QGraphicsScene::sceneRect() const () from /usr/lib/libQtGui.so.4
#8  0x00007ffff5ea318a in QGraphicsView::sceneRect() const () from /usr/lib/libQtGui.so.4
#9  0x00007ffff25ab0a9 in Plasma::viewFor(QGraphicsItem const*) () from /usr/lib/libplasma.so.3
#10 0x00007ffff26545ac in Plasma::WebView::itemChange(QGraphicsItem::GraphicsItemChange, QVariant const&) () from /usr/lib/libplasma.so.3
#11 0x00007ffff5e8651b in QGraphicsScene::addItem(QGraphicsItem*) () from /usr/lib/libQtGui.so.4
#12 0x00007ffff5e86478 in QGraphicsScene::addItem(QGraphicsItem*) () from /usr/lib/libQtGui.so.4
#13 0x00007ffff5e549fd in QGraphicsItemPrivate::setParentItemHelper(QGraphicsItem*, QVariant const*, QVariant const*) () from /usr/lib/libQtGui.so.4
#14 0x00007ffff5e5501a in QGraphicsItem::setParentItem(QGraphicsItem*) ()
---Type <return> to continue, or q <return> to quit---
   from /usr/lib/libQtGui.so.4
#15 0x00007ffff256abc5 in Plasma::Containment::addApplet(Plasma::Applet*, QPointF const&, bool) ()
   from /usr/lib/libplasma.so.3
#16 0x00007ffff256af2f in ?? () from /usr/lib/libplasma.so.3
#17 0x00007fffc8e96dcb in Context::VerticalToolbarContainment::addApplet(QString const&, int) ()
   from /usr/lib/kde4/amarok_containment_vertical.so
#18 0x00007fffc8e97340 in Context::VerticalToolbarContainment::loadConfig(KConfigGroup const&) ()
   from /usr/lib/kde4/amarok_containment_vertical.so
#19 0x00007ffff6e18482 in Context::ContextView::loadConfig() () from /usr/lib/libamaroklib.so.1
#20 0x00007ffff6e18d6f in Context::ContextView::showHome() () from /usr/lib/libamaroklib.so.1
#21 0x00007ffff720abca in MainWindow::createContextView(Plasma::Containment*) ()
   from /usr/lib/libamaroklib.so.1
#22 0x00007ffff7214f7c in MainWindow::qt_metacall(QMetaObject::Call, int, void**) ()
   from /usr/lib/libamaroklib.so.1
#23 0x00007ffff64c195f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) ()
   from /usr/lib/libQtCore.so.4
#24 0x00007ffff2579d0f in Plasma::Corona::containmentAdded(Plasma::Containment*) ()
   from /usr/lib/libplasma.so.3
#25 0x00007ffff257e897 in ?? () from /usr/lib/libplasma.so.3
#26 0x00007ffff6e171c0 in Context::ContextScene::loadDefaultSetup() ()
   from /usr/lib/libamaroklib.so.1
#27 0x00007ffff7215ce3 in MainWindow::init() () from /usr/lib/libamaroklib.so.1
---Type <return> to continue, or q <return> to quit---
#28 0x00007ffff7218012 in MainWindow::MainWindow() () from /usr/lib/libamaroklib.so.1
#29 0x00007ffff71e4d65 in App::continueInit() () from /usr/lib/libamaroklib.so.1
#30 0x00007ffff71e7ccd in App::App() () from /usr/lib/libamaroklib.so.1
#31 0x0000000000408548 in _start ()