I get the following errors and warnings whenever I use totem to play a .avi file: (totem:28659): Gtk-CRITICAL **: gtk_container_remove: assertion `GTK_IS_TOOLBAR (container) || widget->parent == GTK_WIDGET (container)' failed (totem:28659): Gtk-CRITICAL **: gtk_box_pack: assertion `child->parent == NULL' failed (totem:28659): Gtk-WARNING **: Attempting to add a widget with type GtkHBox to a GtkFrame, but as a GtkBin subclass a GtkFrame can only contain one widget at a time; it already contains a widget of type GtkHBox