now ( with latest updates ) I can start amarok, but I cannot play any song ( mp3 / ogg ):

$ amarok
amarok(6508) Phonon::KdePlatformPlugin::createBackend: using backend:  "GStreamer"
virtual bool Phonon::Gstreamer::AudioOutput::setOutputDevice(const Phonon::AudioOutputDevice&) "default" 
amarok(6508) KToolInvocation::klauncher: klauncher not running... launching kdeinit
kdeinit4: preparing to launch /usr/lib/kde4/libexec/klauncher
kdeinit4: preparing to launch /usr/bin/kded4
kdeinit4: preparing to launch /usr/bin/kbuildsycoca4
kbuildsycoca4 running...
kdeinit4: preparing to launch /usr/bin/kbuildsycoca4
kbuildsycoca4 running...
kdeinit4: preparing to launch /usr/lib/kde4/libexec/kconf_update
kded(6522) KDEDModule::setModuleName: registerObject() successful for  "kdedglobalaccel"
Object::connect: No such slot MainWindow::showStatistics() in /build/buildd/amarok-2.0.1.1mysql5.1.30/amarok-2.0.1.1/src/MainWindow.cpp:688
Object::connect:  (receiver name: 'MainWindow')
QLayout: Attempting to add QLayout "" to MainWindow "MainWindow", which already has a layout
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
QWidget::insertAction: Attempt to insert null action
QWidget::insertAction: Attempt to insert null action
QWidget::insertAction: Attempt to insert null action
QWidget::insertAction: Attempt to insert null action
QWidget::insertAction: Attempt to insert null action
QWidget::insertAction: Attempt to insert null action
QWidget::insertAction: Attempt to insert null action
amarok(6508) Plasma::Applet::save: saving to "1"
amarok(6508) Context::ContextView::setContainment: "" Line:  599
amarok(6508) Plasma::ThemePrivate::config: using theme for app "amarok"
amarok(6508) Plasma::Applet::save: saving to "2"
amarok(6508) Plasma::Applet::save: saving to "3"
amarok(6508) Plasma::Applet::save: saving to "4"
amarok(6508) CurrentTrack::dataUpdated: CurrentTrack::dataUpdated
link XMLID_5_ hasn't been detected!
Couldn't resolve property: radialGradient3709
link XMLID_9_ hasn't been detected!
link XMLID_9_ hasn't been detected!
amarok(6508) Context::ColumnContainment::insertInGrid: "" Line:  603
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
Object::connect: No such slot FileBrowser::Widget::setDir( const QString& ) in /build/buildd/amarok-2.0.1.1mysql5.1.30/amarok-2.0.1.1/src/browsers/filebrowser/FileBrowser.cpp:112
Object::connect:  (sender name:   'KBookmarkHandler')
Object::connect:  (receiver name: 'FileBrowser::Widget')
kded(6522) Kded::registerWindowId: "kdedglobalaccel"
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
link XMLID_7_ hasn't been detected!
link XMLID_7_ hasn't been detected!
Couldn't resolve property: radialGradient3986
amarok(6508) MagnatuneConfig::load: load
safin@sfn-esprimo:~$ kdeinit4: preparing to launch 
kdeinit4: preparing to launch 
amarok(6508) CurrentTrack::dataUpdated: CurrentTrack::dataUpdated
amarok(6508) CurrentTrack::dataUpdated: CurrentTrack::dataUpdated
amarok(6508) CurrentTrack::dataUpdated: CurrentTrack::dataUpdated
X Error: BadWindow (invalid Window parameter) 3
  Major opcode: 20 (X_GetProperty)
  Resource id:  0x3800064
amarok(6508) CurrentTrack::dataUpdated: CurrentTrack::dataUpdated
kded(6522) KDEDModule::setModuleName: registerObject() successful for  "ktimezoned"
QPainter::begin: Cannot paint on a null pixmap
QPainter::begin: Cannot paint on a null pixmap
QPainter::begin: Cannot paint on a null pixmap
QPainter::begin: Cannot paint on a null pixmap
QPainter::begin: Cannot paint on a null pixmap

 kded(6522) Kded::registerWindowId: "kdedglobalaccel"
kded(6522) Kded::registerWindowId: "ktimezoned"
Couldn't resolve property: radialGradient3296
kded(6522) Kded::unregisterWindowId: "kdedglobalaccel"
kded(6522) Kded::unregisterWindowId: "ktimezoned"
ERROR: backend MediaObject reached ErrorState after  2 . It seems a KioMediaStream will not help here, trying anyway. 
QString::arg: Argument missing: Amarok - No track playing., 0:00
amarok(6508) CurrentTrack::dataUpdated: CurrentTrack::dataUpdated