Sorry if this is a duplicate.

Run RB with debugging on. It finds some music.

Click on a single file and choose Properties, Edit artist, Close

Dialog:
Error while saving song information
Unable to create tag-writing elements

Output:

12:07:02) [0x90b1068] [_handle_message] rb-metadata-dbus-service.c:353: handling metadata service message: ping
(12:07:02) [0x90b1068] [rb_metadata_dbus_ping] rb-metadata-dbus-service.c:309: ping
(12:07:02) [0xaa76fc8] [rb_metadata_dbus_add_to_message] rb-metadata-dbus.c:132: opening container type {uv}
(12:07:02) [0x90b1068] [_handle_message] rb-metadata-dbus-service.c:353: handling metadata service message: save
(12:07:02) [0x90b1068] [rb_metadata_save] rb-metadata-gst.c:1014: saving metadata for uri: file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/a1-luke%20eargoggle-the%20swedish%20connection.mp3
(12:07:02) [0x9fd5028] [rhythmdb_property_model_dispose] rhythmdb-property-model.c:518: disposing property model 0xb10f6c8
(12:07:02) [0x9fd5028] [rhythmdb_property_model_finalize] rhythmdb-property-model.c:545: finalizing property model 0xb10f6c8
(12:07:02) [0x9fd5028] [rhythmdb_property_model_dispose] rhythmdb-property-model.c:518: disposing property model 0xb10f738
(12:07:02) [0x9fd5028] [rhythmdb_property_model_finalize] rhythmdb-property-model.c:545: finalizing property model 0xb10f738
(12:07:02) [0x9fd5028] [rhythmdb_property_model_dispose] rhythmdb-property-model.c:518: disposing property model 0xb10f690
(12:07:02) [0x9fd5028] [rhythmdb_property_model_finalize] rhythmdb-property-model.c:545: finalizing property model 0xb10f690
(12:07:02) [0x90b1068] [rb_metadata_save] rb-metadata-gst.c:1017: temporary file name prefix: file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/.a1-luke%20eargoggle-the%20swedish%20connection.mp3
(12:07:02) [0x9fd5028] [rhythmdb_property_model_delete_prop] rhythmdb-property-model.c:863: deleting "Unknown": refcount: 15
(12:07:02) [0x9fd5028] [rhythmdb_property_model_insert] rhythmdb-property-model.c:798: adding "Luke Eargoggle": refcount 19
(12:07:02) [0x9fd5028] [rb_entry_view_row_deleted_cb] rb-entry-view.c:2174: row deleted
(12:07:02) [0x9fd5028] [rb_shell_clipboard_entries_changed_cb] rb-shell-clipboard.c:815: entryview changed
(12:07:02) [0x9fd5028] [rhythmdb_property_model_delete_prop] rhythmdb-property-model.c:863: deleting "Unknown": refcount: 15
(12:07:02) [0x9fd5028] [window_focus_cb] rb-mmkeys-plugin.c:142: window got focus, re-grabbing media keys
(12:07:02) [0x9fd5028] [window_focus_cb] rb-mmkeys-plugin.c:142: window got focus, re-grabbing media keys
(12:07:02) [0x9fd5028] [paned_size_allocate_cb] rb-browser-source.c:737: paned size allocate
(12:07:02) [0x9fd5028] [paned_size_allocate_cb] rb-shell.c:2875: paned position 160
(12:07:02) [0x9fd5028] [paned_size_allocate_cb] rb-shell.c:2876: right_paned position 986
(12:07:02) [0x9fd5028] [rb_shell_clipboard_sync] rb-shell-clipboard.c:600: syncing clipboard
(12:07:02) [0x9fd5028] [rb_shell_clipboard_entryview_changed_cb] rb-shell-clipboard.c:807: entryview changed
(12:07:02) [0x9fd5028] [rb_statusbar_source_status_changed_cb] rb-statusbar.c:544: source status changed
(12:07:02) [0x9fd5028] [rb_browser_source_state_pref_changed] rb-browser-source.c:749: state prefs changed
(12:07:02) [0x9fd5028] [rb_browser_source_state_prefs_sync] rb-browser-source.c:759: syncing state
(12:07:02) [0x9fd5028] [rb_shell_clipboard_sync] rb-shell-clipboard.c:600: syncing clipboard
(12:07:02) [0x9fd5028] [rb_statusbar_sync_status] rb-statusbar.c:444: updating status with: '14 songs, 53 minutes, 99.3 MB', '', 999.000000
(12:07:02) [0x90b1068] [rb_metadata_gst_add_tag_data] rb-metadata-gst.c:918: Setting artist
(12:07:02) [0x90b1068] [metadata_save_type_found] rb-metadata-gst.c:982: adding tagger for type audio/mpeg

(rhythmbox-metadata:8438): GStreamer-CRITICAL **: 
Trying to dispose object "id3demux0", but it still has a parent "pipeline".
You need to let the parent manage the object instead of unreffing the object directly.


(rhythmbox-metadata:8438): GStreamer-CRITICAL **: 
Trying to dispose object "id3v2mux0", but it still has a parent "pipeline".
You need to let the parent manage the object instead of unreffing the object directly.

(12:07:03) [0x9fd5028] [rhythmdb_directory_change_cb] rhythmdb-monitor.c:297: directory event 3 for file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/.a1-luke%20eargoggle-the%20swedish%20connection.mp3C0FDCC
(12:07:03) [0x90b1068] [rb_metadata_bus_handler] rb-metadata-gst.c:676: message of type state-changed from giostreamsink0
(12:07:03) [0x90b1068] [rb_metadata_bus_handler] rb-metadata-gst.c:676: message of type state-changed from typefindelement0
(12:07:03) [0x90b1068] [rb_metadata_bus_handler] rb-metadata-gst.c:676: message of type state-changed from urisrc
(12:07:03) [0x90b1068] [rb_metadata_bus_handler] rb-metadata-gst.c:676: message of type state-changed from pipeline
(12:07:03) [0x90b1068] [rb_metadata_bus_handler] rb-metadata-gst.c:614: got error message from typefindelement0
(12:07:03) [0x90b1068] [rb_metadata_bus_handler] rb-metadata-gst.c:630: caught error: Unable to create tag-writing elements 
(12:07:04) [0x90b1068] [rb_metadata_dbus_save] rb-metadata-dbus-service.c:279: metadata error: Unable to create tag-writing elements
(12:07:04) [0x90b1068] [send_error] rb-metadata-dbus-service.c:88: attempting to return error: Unable to create tag-writing elements
(12:07:04) [0xaa76fc8] [default_sync_metadata] rhythmdb.c:4779: error saving metadata for file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/a1-luke%20eargoggle-the%20swedish%20connection.mp3: Unable to create tag-writing elements; reloading metadata to revert
(12:07:04) [0xaa76fc8] [action_thread_main] rhythmdb.c:3019: executing RHYTHMDB_ACTION_LOAD for "file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/a1-luke%20eargoggle-the%20swedish%20connection.mp3"
(12:07:04) [0x90b1068] [_handle_message] rb-metadata-dbus-service.c:353: handling metadata service message: ping
(12:07:04) [0x90b1068] [rb_metadata_dbus_ping] rb-metadata-dbus-service.c:309: ping
(12:07:04) [0xaa76fc8] [rb_metadata_load] rb-metadata-dbus-client.c:483: sending metadata load request
(12:07:04) [0x90b1068] [_handle_message] rb-metadata-dbus-service.c:353: handling metadata service message: load
(12:07:04) [0x90b1068] [rb_metadata_dbus_load] rb-metadata-dbus-service.c:126: loading metadata from file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/a1-luke%20eargoggle-the%20swedish%20connection.mp3
(12:07:04) [0x90b1068] [rb_metadata_load] rb-metadata-gst.c:732: loading metadata for uri: file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/a1-luke%20eargoggle-the%20swedish%20connection.mp3
(12:07:04) [0xaa76fc8] [kill_metadata_service] rb-metadata-dbus-client.c:154: dbus connection already closed
(12:07:04) [0xaa76fc8] [kill_metadata_service] rb-metadata-dbus-client.c:161: killing child process
(12:07:04) [0xaa76fc8] [kill_metadata_service] rb-metadata-dbus-client.c:168: closing metadata child process stdout pipe
(12:07:04) [0x9fd5028] [rhythmdb_process_one_event] rhythmdb.c:2635: processing RHYTHMDB_EVENT_METADATA_LOAD
(12:07:04) [0x9fd5028] [rhythmdb_add_import_error_entry] rhythmdb.c:2229: adding import error for file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/a1-luke%20eargoggle-the%20swedish%20connection.mp3: Internal GStreamer problem; file a bug
(12:07:04) [0x9fd5028] [rhythmdb_directory_change_cb] rhythmdb-monitor.c:297: directory event 1 for file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/.a1-luke%20eargoggle-the%20swedish%20connection.mp3C0FDCC
(12:07:04) [0x9fd5028] [rhythmdb_directory_change_cb] rhythmdb-monitor.c:297: directory event 2 for file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/.a1-luke%20eargoggle-the%20swedish%20connection.mp3C0FDCC
(12:07:17) [0x9fd5028] [slider_moved_callback] rb-header.c:676: slider is not dragging
(12:07:34) [0x9fd5028] [rhythmdb_read_enter] rhythmdb.c:1253: counter: 1
(12:07:34) [0xaf19408] [query_thread_main] rhythmdb.c:4149: entering query thread
(12:07:34) [0xaf19408] [rhythmdb_query_internal] rhythmdb.c:4126: doing query
(12:07:34) [0xaf19408] [do_query_recurse] rhythmdb-tree.c:2252: doing recursive query, 1 conjunctions
(12:07:34) [0x9fd5028] [rhythmdb_read_enter] rhythmdb.c:1253: counter: 2
(12:07:34) [0xb222fdc0] [query_thread_main] rhythmdb.c:4149: entering query thread
(12:07:34) [0xb222fdc0] [rhythmdb_query_internal] rhythmdb.c:4126: doing query
(12:07:34) [0xb222fdc0] [do_query_recurse] rhythmdb-tree.c:2252: doing recursive query, 1 conjunctions
(12:07:34) [0xaf19408] [rhythmdb_query_model_add_results] rhythmdb-query-model.c:2247: adding 10 entries
(12:07:34) [0x9fd5028] [idle_process_update] rhythmdb-query-model.c:1186: inserting 10 rows
(12:07:34) [0xaf19408] [rhythmdb_query_internal] rhythmdb.c:4132: completed
(12:07:34) [0x9fd5028] [rhythmdb_process_one_event] rhythmdb.c:2664: processing RHYTHMDB_EVENT_QUERY_COMPLETE
(12:07:34) [0x9fd5028] [rhythmdb_read_leave] rhythmdb.c:1267: counter: 1
(12:07:34) [0x9fd5028] [rhythmdb_process_one_event] rhythmdb.c:2657: processing RHYTHMDB_EVENT_THREAD_EXITED
(12:07:34) [0xb222fdc0] [rhythmdb_query_model_add_results] rhythmdb-query-model.c:2247: adding 128 entries
(12:07:34) [0xb222fdc0] [rhythmdb_query_internal] rhythmdb.c:4132: completed
(12:07:34) [0x9fd5028] [idle_process_update] rhythmdb-query-model.c:1186: inserting 128 rows
(12:07:34) [0x9fd5028] [rhythmdb_process_one_event] rhythmdb.c:2664: processing RHYTHMDB_EVENT_QUERY_COMPLETE
(12:07:34) [0x9fd5028] [rhythmdb_read_leave] rhythmdb.c:1267: counter: 0
(12:07:34) [0x9fd5028] [rhythmdb_process_one_event] rhythmdb.c:2657: processing RHYTHMDB_EVENT_THREAD_EXITED

Secod try: 

This time select many songs, choose properties, edit artist, click close:

Dialogs:

Error while saving song information
Internal GStreamer problem; file a bug

..and

Error while saving song information
Unable to create tag-writing elements

..pop up for each tagged song.

Output:

(12:09:57) [0x99e1068] [rb_debug_init_match] rb-debug.c:213: Debugging enabled
(12:09:57) [0x99e1068] [main] rb-metadata-dbus-service.c:517: initializing metadata service; pid = 8454; address = unix:tmpdir=/tmp
(12:09:57) [0x99e1068] [rb_metadata_init] rb-metadata-gst.c:328: ogg vorbis tagging available
(12:09:57) [0x99e1068] [rb_metadata_init] rb-metadata-gst.c:334: flac tagging available
(12:09:57) [0x99e1068] [rb_metadata_init] rb-metadata-gst.c:340: id3 tagging available
(12:09:57) [0x99e1068] [rb_metadata_init] rb-metadata-gst.c:346: mp4 tagging available
(12:09:57) [0x99e1068] [main] rb-metadata-dbus-service.c:536: D-BUS server listening on address unix:abstract=/tmp/dbus-RsPrWTU2yw,guid=6d15183205798ba7287394704caedfe5
(12:09:57) [0xaa76fc8] [start_metadata_service] rb-metadata-dbus-client.c:298: Got metadata helper D-BUS address unix:abstract=/tmp/dbus-RsPrWTU2yw,guid=6d15183205798ba7287394704caedfe5
(12:09:57) [0x99e1068] [_new_connection] rb-metadata-dbus-service.c:383: new connection to metadata service
(12:09:57) [0xaa76fc8] [start_metadata_service] rb-metadata-dbus-client.c:314: Metadata process 8454 started
(12:09:57) [0xaa76fc8] [start_metadata_service] rb-metadata-dbus-client.c:331: sending metadata saveable types query
(12:09:57) [0x99e1068] [_handle_message] rb-metadata-dbus-service.c:353: handling metadata service message: getSaveableTypes
(12:09:57) [0xaa76fc8] [start_metadata_service] rb-metadata-dbus-client.c:354: saveable types from metadata helper: application/ogg, application/x-id3, audio/mpeg, video/quicktime, audio/x-vorbis, audio/x-flac, audio/x-m4a
(12:09:57) [0xaa76fc8] [rb_metadata_dbus_add_to_message] rb-metadata-dbus.c:132: opening container type {uv}
(12:09:57) [0x99e1068] [_handle_message] rb-metadata-dbus-service.c:353: handling metadata service message: save
(12:09:57) [0x99e1068] [rb_metadata_save] rb-metadata-gst.c:1014: saving metadata for uri: file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/b2-luke%20eargoggle-don't%20go%20to%20work.mp3
(12:09:57) [0x99e1068] [rb_metadata_save] rb-metadata-gst.c:1017: temporary file name prefix: file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/.b2-luke%20eargoggle-don't%20go%20to%20work.mp3
(12:09:58) [0x99e1068] [rb_metadata_gst_add_tag_data] rb-metadata-gst.c:918: Setting artist
(12:09:59) [0x99e1068] [metadata_save_type_found] rb-metadata-gst.c:982: adding tagger for type audio/mpeg

(rhythmbox-metadata:8454): GStreamer-CRITICAL **: 
Trying to dispose object "id3demux0", but it still has a parent "pipeline".
You need to let the parent manage the object instead of unreffing the object directly.


(rhythmbox-metadata:8454): GStreamer-CRITICAL **: 
Trying to dispose object "id3v2mux0", but it still has a parent "pipeline".
You need to let the parent manage the object instead of unreffing the object directly.

(12:09:59) [0x99e1068] [rb_metadata_bus_handler] rb-metadata-gst.c:676: message of type state-changed from giostreamsink0
(12:09:59) [0x99e1068] [rb_metadata_bus_handler] rb-metadata-gst.c:676: message of type state-changed from typefindelement0
(12:09:59) [0x99e1068] [rb_metadata_bus_handler] rb-metadata-gst.c:676: message of type state-changed from urisrc
(12:09:59) [0x99e1068] [rb_metadata_bus_handler] rb-metadata-gst.c:676: message of type state-changed from pipeline
(12:09:59) [0x99e1068] [rb_metadata_bus_handler] rb-metadata-gst.c:614: got error message from typefindelement0
(12:09:59) [0x99e1068] [rb_metadata_bus_handler] rb-metadata-gst.c:630: caught error: Unable to create tag-writing elements 
(12:10:00) [0x99e1068] [rb_metadata_dbus_save] rb-metadata-dbus-service.c:279: metadata error: Unable to create tag-writing elements
(12:10:00) [0x99e1068] [send_error] rb-metadata-dbus-service.c:88: attempting to return error: Unable to create tag-writing elements
(12:10:00) [0xaa76fc8] [default_sync_metadata] rhythmdb.c:4779: error saving metadata for file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/b2-luke%20eargoggle-don't%20go%20to%20work.mp3: Unable to create tag-writing elements; reloading metadata to revert
(12:10:00) [0x99e1068] [_handle_message] rb-metadata-dbus-service.c:353: handling metadata service message: ping
(12:10:00) [0x99e1068] [rb_metadata_dbus_ping] rb-metadata-dbus-service.c:309: ping
(12:10:00) [0xaa76fc8] [rb_metadata_dbus_add_to_message] rb-metadata-dbus.c:132: opening container type {uv}
(12:10:00) [0x99e1068] [_handle_message] rb-metadata-dbus-service.c:353: handling metadata service message: save
*** glibc detected *** /usr/lib/rhythmbox/rhythmbox-metadata: double free or corruption (fasttop): 0xb6d004e0 ***
======= Backtrace: =========
/lib/tls/i686/cmov/libc.so.6(+0x6b591)[0x1005591]
/lib/tls/i686/cmov/libc.so.6(+0x6cde8)[0x1006de8]
/lib/tls/i686/cmov/libc.so.6(cfree+0x6d)[0x1009ecd]
/lib/libglib-2.0.so.0(g_free+0x36)[0xc8efc6]
/lib/libglib-2.0.so.0(g_error_free+0x29)[0xc75559]
/lib/libglib-2.0.so.0(g_clear_error+0x1c)[0xc755cc]
/usr/lib/rhythmbox/rhythmbox-metadata[0x8051450]
/usr/lib/rhythmbox/rhythmbox-metadata[0x804ee4f]
/lib/libdbus-1.so.3(+0x1cf13)[0xf31f13]
/lib/libdbus-1.so.3(dbus_connection_dispatch+0x3cc)[0xf24ccc]
/usr/lib/libdbus-glib-1.so.2(+0x792d)[0x6cb92d]
/lib/libglib-2.0.so.0(g_main_context_dispatch+0x1d5)[0xc865e5]
/lib/libglib-2.0.so.0(+0x3f2d8)[0xc8a2d8]
/lib/libglib-2.0.so.0(g_main_loop_run+0x187)[0xc8a817]
/usr/lib/rhythmbox/rhythmbox-metadata[0x804e2a0]
/lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe6)[0xfb0bd6]
/usr/lib/rhythmbox/rhythmbox-metadata[0x804df81]
======= Memory map: ========
00110000-001a3000 r-xp 00000000 08:01 1050276    /usr/lib/libgdk-x11-2.0.so.0.2000.1
001a3000-001a5000 r--p 00093000 08:01 1050276    /usr/lib/libgdk-x11-2.0.so.0.2000.1
001a5000-001a6000 rw-p 00095000 08:01 1050276    /usr/lib/libgdk-x11-2.0.so.0.2000.1
001a6000-001bf000 r-xp 00000000 08:01 1052825    /usr/lib/libatk-1.0.so.0.3009.1
001bf000-001c0000 ---p 00019000 08:01 1052825    /usr/lib/libatk-1.0.so.0.3009.1
001c0000-001c1000 r--p 00019000 08:01 1052825    /usr/lib/libatk-1.0.so.0.3009.1
001c1000-001c2000 rw-p 0001a000 08:01 1052825    /usr/lib/libatk-1.0.so.0.3009.1
001c2000-00202000 r-xp 00000000 08:01 1086512    /usr/lib/libpango-1.0.so.0.2800.0
00202000-00203000 ---p 00040000 08:01 1086512    /usr/lib/libpango-1.0.so.0.2800.0
00203000-00204000 r--p 00040000 08:01 1086512    /usr/lib/libpango-1.0.so.0.2800.0
00204000-00205000 rw-p 00041000 08:01 1086512    /usr/lib/libpango-1.0.so.0.2800.0
00205000-0020a000 r-xp 00000000 08:01 1053039    /usr/lib/libsoup-gnome-2.4.so.1.3.0
0020a000-0020b000 r--p 00004000 08:01 1053039    /usr/lib/libsoup-gnome-2.4.so.1.3.0
0020b000-0020c000 rw-p 00005000 08:01 1053039    /usr/lib/libsoup-gnome-2.4.so.1.3.0
0020c000-0020f000 r-xp 00000000 08:01 1052415    /usr/lib/libgmodule-2.0.so.0.2400.1
0020f000-00210000 r--p 00002000 08:01 1052415    /usr/lib/libgmodule-2.0.so.0.2400.1
00210000-00211000 rw-p 00003000 08:01 1052415    /usr/lib/libgmodule-2.0.so.0.2400.1
00211000-0021c000 r-xp 00000000 08:01 1087210    /usr/lib/libgstpbutils-0.10.so.0.19.2
0021c000-0021d000 r--p 0000a000 08:01 1087210    /usr/lib/libgstpbutils-0.10.so.0.19.2
0021d000-0021e000 rw-p 0000b000 08:01 1087210    /usr/lib/libgstpbutils-0.10.so.0.19.2
00220000-00227000 r-xp 00000000 08:01 1079041    /usr/lib/libSM.so.6.0.1
00227000-00228000 r--p 00006000 08:01 1079041    /usr/lib/libSM.so.6.0.1
00228000-00229000 rw-p 00007000 08:01 1079041    /usr/lib/libSM.so.6.0.1
00229000-00237000 r-xp 00000000 08:01 1087213    /usr/lib/libgstinterfaces-0.10.so.0.19.2
00237000-00238000 r--p 0000d000 08:01 1087213    /usr/lib/libgstinterfaces-0.10.so.0.19.2
00238000-00239000 rw-p 0000e000 08:01 1087213    /usr/lib/libgstinterfaces-0.10.so.0.19.2
00239000-0023d000 r-xp 00000000 08:01 1052416    /usr/lib/libgthread-2.0.so.0.2400.1
0023d000-0023e000 r--p 00003000 08:01 1052416    /usr/lib/libgthread-2.0.so.0.2400.1
0023e000-0023f000 rw-p 00004000 08:01 1052416    /usr/lib/libgthread-2.0.so.0.2400.1
00240000-00243000 r-xp 00000000 08:01 1086679    /usr/lib/liblaunchpad-integration.so.1.0.0
00243000-00244000 r--p 00002000 08:01 1086679    /usr/lib/liblaunchpad-integration.so.1.0.0
00244000-00245000 rw-p 00003000 08:01 1086679    /usr/lib/liblaunchpad-integration.so.1.0.0
00245000-00612000 r-xp 00000000 08:01 1050275    /usr/lib/libgtk-x11-2.0.so.0.2000.1
00612000-00616000 r--p 003cd000 08:01 1050275    /usr/lib/libgtk-x11-2.0.so.0.2000.1
00616000-00618000 rw-p 003d1000 08:01 1050275    /usr/lib/libgtk-x11-2.0.so.0.2000.1
00618000-0061a000 rw-p 00000000 00:00 0 
0061a000-00691000 r-xp 00000000 08:01 1086475    /usr/lib/libcairo.so.2.10800.10
00691000-00693000 r--p 00076000 08:01 1086475    /usr/lib/libcairo.so.2.10800.10
00693000-00694000 rw-p 00078000 08:01 1086475    /usr/lib/libcairo.so.2.10800.10
00694000-006c2000 r-xp 00000000 08:01 1080764    /usr/lib/libfontconfig.so.1.4.4
006c2000-006c3000 r--p 0002d000 08:01 1080764    /usr/lib/libfontconfig.so.1.4.4
006c3000-006c4000 rw-p 0002e000 08:01 1080764    /usr/lib/libfontconfig.so.1.4.4
006c4000-006e0000 r-xp 00000000 08:01 1086441    /usr/lib/libdbus-glib-1.so.2.1.0
006e0000-006e1000 r--p 0001b000 08:01 1086441    /usr/lib/libdbus-glib-1.so.2.1.0
006e1000-006e2000 rw-p 0001c000 08:01 1086441    /usr/lib/libdbus-glib-1.so.2.1.0
006e2000-006e9000 r-xp 00000000 08:01 24117282   /lib/tls/i686/cmov/librt-2.11.1.so
006e9000-006ea000 r--p 00006000 08:01 24117282   /lib/tls/i686/cmov/librt-2.11.1.so
006ea000-006eb000 rw-p 00007000 08:01 24117282   /lib/tls/i686/cmov/librt-2.11.1.so
006ec000-00707000 r-xp 00000000 08:01 24117321   /lib/ld-2.11.1.so
00707000-00708000 r--p 0001a000 08:01 24117321   /lib/ld-2.11.1.so
00708000-00709000 rw-p 0001b000 08:01 24117321   /lib/ld-2.11.1.so
00709000-0074f000 r-xp 00000000 08:01 1053036    /usr/lib/libsoup-2.4.so.1.3.0
0074f000-00750000 ---p 00046000 08:01 1053036    /usr/lib/libsoup-2.4.so.1.3.0
00750000-00751000 r--p 00046000 08:01 1053036    /usr/lib/libsoup-2.4.so.1.3.0
00751000-00752000 rw-p 00047000 08:01 1053036    /usr/lib/libsoup-2.4.so.1.3.0(12:10:00) [0xaa76fc8] [kill_metadata_service] rb-metadata-dbus-client.c:154: dbus connection already closed
(12:10:00) [0xaa76fc8] [kill_metadata_service] rb-metadata-dbus-client.c:161: killing child process
(12:10:00) [0xaa76fc8] [kill_metadata_service] rb-metadata-dbus-client.c:168: closing metadata child process stdout pipe
(12:10:00) [0xaa76fc8] [default_sync_metadata] rhythmdb.c:4779: error saving metadata for file:///home/vranki/siilo/siilo/SuperSound/Albums/L/Luke%20Eargoggle/%5Bbunker%203027%5D%20luke%20eargoggle_-_audio%20warrior-2ep-2003/b1-luke%20eargoggle-worship%20services.mp3: Internal GStreamer problem; file a bug; reloading metadata to revert
(12:10:00) [0x9850068] [rb_debug_init_match] rb-debug.c:213: Debugging enabled
(12:10:00) [0x9850068] [main] rb-metadata-dbus-service.c:517: initializing metadata service; pid = 8457; address = unix:tmpdir=/tmp
(12:10:00) [0x9850068] [rb_metadata_init] rb-metadata-gst.c:328: ogg vorbis tagging available
(12:10:00) [0x9850068] [rb_metadata_init] rb-metadata-gst.c:334: flac tagging available
(12:10:00) [0x9850068] [rb_metadata_init] rb-metadata-gst.c:340: id3 tagging available
(12:10:00) [0x9850068] [rb_metadata_init] rb-metadata-gst.c:346: mp4 tagging available

This repeats for every tagged song. Running RB 0.12.8 on Ubuntu 10.04 x86_32.