martin@Dreams:~$ rhythmbox -D mtp
(21:42:11) [0x938c028] [register_rb_plugin] rb-mtp-plugin.c:119: Registering plugin RBMtpPlugin
(21:42:11) [0x938c028] [rb_mtp_plugin_init] rb-mtp-plugin.c:156: RBMtpPlugin initialising
(rhythmbox:7014): Rhythmbox-DEBUG: Received SaveYourself(SmSaveLocal, !Shutdown, SmInteractStyleNone, !Fast) in state idle
(rhythmbox:7014): Rhythmbox-DEBUG: Setting initial properties
(rhythmbox:7014): Rhythmbox-DEBUG: Sending SaveYourselfDone(True) for initial SaveYourself
(rhythmbox:7014): Rhythmbox-DEBUG: Received SaveComplete message in state save-yourself-done
** (rhythmbox:7014): DEBUG: Loading the real store page
** (rhythmbox:7014): DEBUG: navigation requested to https://one.ubuntu.com/music/store-no-token
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:405: trying to match device 10bd00 (usb device 1) against detected mtp devices
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:436: device didn't match anything
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:391: can't get udev device number for device 3-0:1.0
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:405: trying to match device 10bd03 (usb device 4) against detected mtp devices
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:436: device didn't match anything
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:391: can't get udev device number for device 3-1:1.0
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:405: trying to match device bd00 (usb device 1) against detected mtp devices
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:436: device didn't match anything
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:391: can't get udev device number for device 1-0:1.0
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:405: trying to match device bd08 (usb device 9) against detected mtp devices
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:436: device didn't match anything
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:391: can't get udev device number for device 1-5:1.0
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:391: can't get udev device number for device 1-5:1.1
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:405: trying to match device 10bd80 (usb device 1) against detected mtp devices
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:436: device didn't match anything
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:391: can't get udev device number for device 4-0:1.0
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:405: trying to match device bd80 (usb device 1) against detected mtp devices
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:436: device didn't match anything
(21:42:11) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:391: can't get udev device number for device 2-0:1.0

(rhythmbox:7014): Rhythmbox-CRITICAL **: rb_property_view_set_selection: assertion `RB_IS_PROPERTY_VIEW (view)' failed

(rhythmbox:7014): Rhythmbox-CRITICAL **: rb_property_view_set_selection: assertion `RB_IS_PROPERTY_VIEW (view)' failed

(rhythmbox:7014): Rhythmbox-CRITICAL **: rb_property_view_set_selection: assertion `RB_IS_PROPERTY_VIEW (view)' failed

(rhythmbox:7014): Rhythmbox-CRITICAL **: rb_property_view_set_selection: assertion `RB_IS_PROPERTY_VIEW (view)' failed
** (rhythmbox:7014): DEBUG: navigation requested to http://stores.7digital.com/default.aspx?shop=436&partner=983
(21:42:37) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:405: trying to match device bd0c (usb device 13) against detected mtp devices
Device 0 (VID=10d6 and PID=2300) is a Memorex or iRiver MMP 8585/8586 or iRiver E200.
(21:42:37) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:412: detected mtp device: device number 13
(21:42:37) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:423: device matched, creating a source
(21:42:37) [0x938c028] [open_device] rb-mtp-source.c:274: actually opening device
(21:42:37) [0x938c028] [queue_task] rb-mtp-thread.c:134: queueing task: open device
(21:42:37) [0xa2889d0] [task_thread] rb-mtp-thread.c:601: MTP device worker thread starting
(21:42:37) [0xa2889d0] [run_task] rb-mtp-thread.c:534: running task: open device
(21:42:37) [0xa2889d0] [open_device] rb-mtp-thread.c:147: attempting to open retry device
(21:42:37) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:391: can't get udev device number for device 1-2:1.0
(21:42:38) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:405: trying to match device 10bd04 (usb device 5) against detected mtp devices
(21:42:38) [0xa2889d0] [open_device] rb-mtp-thread.c:159: attempt 1 failed..
Device 0 (VID=10d6 and PID=2300) is a Memorex or iRiver MMP 8585/8586 or iRiver E200.
(21:42:38) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:412: detected mtp device: device number 5
(21:42:38) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:423: device matched, creating a source
(21:42:38) [0x938c028] [open_device] rb-mtp-source.c:274: actually opening device
(21:42:38) [0x938c028] [queue_task] rb-mtp-thread.c:134: queueing task: open device
(21:42:38) [0xa29a7a8] [task_thread] rb-mtp-thread.c:601: MTP device worker thread starting
(21:42:38) [0xa29a7a8] [run_task] rb-mtp-thread.c:534: running task: open device
(21:42:38) [0xa29a7a8] [open_device] rb-mtp-thread.c:147: attempting to open retry device
(21:42:38) [0x938c028] [create_source_device_cb] rb-mtp-plugin.c:391: can't get udev device number for device 3-2:1.0
(21:42:39) [0xa29a7a8] [queue_task] rb-mtp-thread.c:134: queueing task: get track list
(21:42:39) [0xa29a7a8] [run_task] rb-mtp-thread.c:534: running task: get track list
(21:42:39) [0x938c028] [device_opened_idle] rb-mtp-source.c:812: media type audio/x-ms-wma supported
(21:42:39) [0x938c028] [device_opened_idle] rb-mtp-source.c:812: media type video/x-ms-asf supported
(21:42:39) [0x938c028] [device_opened_idle] rb-mtp-source.c:812: media type audio/x-ms-wmv supported
(21:42:39) [0x938c028] [device_opened_idle] rb-mtp-source.c:800: JPEG (album art) supported
(21:42:39) [0x938c028] [device_opened_idle] rb-mtp-source.c:806: unknown libmtp filetype Abstract Album file supported
(21:42:39) [0x938c028] [device_opened_idle] rb-mtp-source.c:806: unknown libmtp filetype Abstract Playlist file supported
(21:42:39) [0x938c028] [device_opened_idle] rb-mtp-source.c:806: unknown libmtp filetype Audio Video Interleave supported
(21:42:39) [0x938c028] [device_opened_idle] rb-mtp-source.c:819: audio/mpeg supported
(21:42:39) [0xa29a7a8] [get_track_list] rb-mtp-thread.c:345: No albums
(21:42:39) [0xa29a7a8] [get_track_list] rb-mtp-thread.c:352: no tracks on the device
(21:42:39) [0xa2889d0] [open_device] rb-mtp-thread.c:159: attempt 2 failed..
(21:42:40) [0xa2889d0] [open_device] rb-mtp-thread.c:159: attempt 3 failed..
(21:42:41) [0xa2889d0] [open_device] rb-mtp-thread.c:159: attempt 4 failed..
(21:42:42) [0xa2889d0] [open_device] rb-mtp-thread.c:159: attempt 5 failed..
**
Rhythmbox:ERROR:rb-sourcelist.c:1320:rb_sourcelist_remove: assertion failed: (rb_sourcelist_source_to_iter (sourcelist, source, &iter))
Aborted