Comment 2 for bug 859195

StacktraceTop:
 gst_encoding_target_get_profiles (target=0x0) at encoding-target.c:174
 rb_removable_media_source_get_format_descriptions (source=0xa29c0b0) at rb-removable-media-source.c:680
 impl_show_properties (source=0xa29c0b0, info_box=0xb2505ed8, notebook=0xa0d8bb8) at rb-ipod-source.c:2089
 rb_media_player_source_show_properties (source=0xa29c0b0) at rb-media-player-source.c:392
 rb_ipod_plugin_cmd_properties (action=0xa45d670, source=0xa29c0b0) at rb-ipod-plugin.c:247