(gst-plugin-scanner:10549): GStreamer-WARNING **: Failed to load plugin '/usr/lib/gstreamer-0.10/libgstpulse.so': /usr/lib/gstreamer-0.10/libgstpulse.so: symbol pa_stream_cancel_write, version PULSE_0 not defined in file libpulse.so.0 with link time reference (gcompris:10548): Gtk-CRITICAL **: gtk_window_set_type_hint: assertion `!gtk_widget_get_mapped (GTK_WIDGET (window))' failed