[ubuntu-mono] [Bug 798528] [NEW] Fails to show CD, NullReferenceException

Ashley Yakeley ashley at semantic.org
Fri Jun 17 05:03:36 UTC 2011 

Public bug reported:

Binary package hint: banshee

When I run banshee with a CD in the drive, it doesn't show up in the
application.

$ banshee --debug
** Running Mono with --debug   **
[1 Info  22:00:01.547] Running Banshee 2.0.0: [Ubuntu Natty (development branch) (linux-gnu, x86_64) @ 2011-04-18 16:18:52 UTC]
[1 Debug 22:00:01.563] Initializing GTK
[1 Debug 22:00:02.804] Post-Initializing GTK
[1 Debug 22:00:02.813] Configuration client extension loaded (Banshee.GnomeBackend.GConfConfigurationClient)
[1 Debug 22:00:02.821] Using default gconf-base-key
[1 Debug 22:00:02.851] Bus.Session.RequestName ('org.bansheeproject.Banshee') replied with PrimaryOwner
[1 Debug 22:00:02.917] Core service started (DBusServiceManager, 0.001116)
[1 Debug 22:00:02.919] Registering remote object /org/bansheeproject/Banshee/DBusCommandService (Banshee.ServiceStack.DBusCommandService) on org.bansheeproject.Banshee
[1 Debug 22:00:02.928] Core service started (DBusCommandService, 0.010305)
[1 Debug 22:00:02.959] Opened SQLite (version 3.7.4) connection to /home/ashley/.config/banshee-1/banshee.db
[1 Debug 22:00:02.960] Core service started (DbConnection, 0.032281)
[1 Debug 22:00:02.969] Database version 43 is up to date
[1 Debug 22:00:03.007] Core service started (PreferenceService, 0.013673)
[1 Debug 22:00:03.014] Core service started (Network, 0.007485)
[1 Debug 22:00:03.015] Registering remote object /org/bansheeproject/Banshee/SourceManager (Banshee.Sources.SourceManager) on org.bansheeproject.Banshee
[1 Debug 22:00:03.015] Core service started (SourceManager, 0.000781)
[1 Debug 22:00:03.027] Core service started (MediaProfileManager, 0.000321)
[1 Debug 22:00:03.030] Registering remote object /org/bansheeproject/Banshee/PlayerEngine (Banshee.MediaEngine.PlayerEngineService) on org.bansheeproject.Banshee
[1 Debug 22:00:03.032] Core service started (PlayerEngine, 0.004398)
[1 Debug 22:00:03.044] Registering remote object /org/bansheeproject/Banshee/PlaybackController (Banshee.PlaybackController.PlaybackControllerService) on org.bansheeproject.Banshee
[1 Debug 22:00:03.045] Core service started (PlaybackController, 0.002483)
[1 Debug 22:00:03.052] Starting - Startup Job
[1 Debug 22:00:03.053] Core service started (JobScheduler, 0.008067)
[1 Debug 22:00:03.064] IO provider extension loaded (Banshee.IO.Gio.Provider)
[1 Debug 22:00:03.092] Loaded HardwareManager backend: Banshee.Hardware.Gio
[1 Debug 22:00:03.094] Core service started (HardwareManager, 0.040191)
[1 Debug 22:00:03.095] Bus.Session.RequestName ('org.bansheeproject.CollectionIndexer') replied with PrimaryOwner
[1 Debug 22:00:03.096] Registering remote object /org/bansheeproject/Banshee/CollectionIndexerService (Banshee.Collection.Indexer.CollectionIndexerService) on org.bansheeproject.CollectionIndexer
[1 Debug 22:00:03.097] Core service started (CollectionIndexerService, 0.003736)
[1 Debug 22:00:03.099] Core service started (SaveTrackMetadataService, 0.001327)
[1 Debug 22:00:03.106] Adding icon theme search path: /usr/share/banshee/icons
[1 Debug 22:00:03.106] Core service started (GtkElementsService, 0.007584)
[1 Debug 22:00:03.108] Core service started (InterfaceActionService, 0.001162)
[1 Debug 22:00:03.202] Extension actions loaded: MetadataFixActions
[1 Debug 22:00:03.202] Registering remote object /org/bansheeproject/Banshee/GlobalUIActions (Banshee.Gui.GlobalActions) on org.bansheeproject.Banshee
[1 Debug 22:00:03.203] Album artwork path set to /home/ashley/.cache/media-art
[1 Debug 22:00:03.223] Core service started (ArtworkManager, 0.020924)
[1 Debug 22:00:03.223] Core service started (BookmarksService, 0.000121)
[1 Debug 22:00:03.405] Adding context page wikipedia
[1 Debug 22:00:03.480] Adding context page lastfm-recommendations
[1 Debug 22:00:03.496] Adding context page lyrics
[1 Debug 22:00:03.687] Constructed Nereid interface: 0.433906
[1 Debug 22:00:03.764] Creating new surface cache for 90px images, capped at 0.28 MiB (9 items)
[1 Debug 22:00:03.802] Registering remote object /org/bansheeproject/Banshee/ClientWindow (Nereid.PlayerInterface) on org.bansheeproject.Banshee
[1 Debug 22:00:03.802] Core service started (NereidPlayerInterface, 0.567008)
[1 Debug 22:00:03.824] Extension service started (GStreamerCoreService, 0.021653)
[1 Debug 22:00:03.830] Extension service started (BpmService, 0.005569)
[1 Debug 22:00:03.833] Using GNOME 2.22 API for Multimedia Keys
[1 Debug 22:00:03.833] Extension service started (MultimediaKeysService, 0.003277)
[1 Debug 22:00:03.835] Extension service started (DapService, 0.001128)
[1 Debug 22:00:03.849] Audioscrobbler state: connected
[1 Debug 22:00:03.856] Extension service started (AudioscrobblerService, 0.021267)
[1 Info  22:00:03.859] Updating web proxy from GConf
[1 Debug 22:00:03.863] Direct connection, no proxy in use
[1 Debug 22:00:03.876] Extension service started (GnomeService, 0.020066)
[1 Debug 22:00:03.891] Extension service started (LyricsService, 0.015317)
[1 Debug 22:00:03.892] Extension service started (DaapService, 0.000895)
[1 Debug 22:00:03.894] Extension service started (CoverArtService, 0.001588)
[1 Debug 22:00:03.901] Extension service started (MprisService, 0.006657)
[1 Warn  22:00:03.929] Caught an exception - System.NullReferenceException: Object reference not set to an instance of an object (in `Banshee.Gio')
  at Banshee.Hardware.Gio.UdevMetadataSource.get_IdMediaDevice () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawBlockDevice.get_IdMediaPlayer () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawDevice..ctor (Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioMetadataSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawBlockDevice..ctor (Drive drive, Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioDriveMetadetaSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawVolume.get_Parent () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.BlockDevice.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.HardwareManager.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.Manager+<GetAllDevices>c__Iterator3.MoveNext () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.HardwareManager+<GetAllBlockDevices>c__Iterator2`1[Banshee.Hardware.ICdromDevice].MoveNext () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.HardwareManager+<CastToCustomDevice>c__IteratorA`1[Banshee.Hardware.ICdromDevice].MoveNext () [0x00000] in <filename unknown>:0 
  at Banshee.AudioCd.AudioCdService.Initialize () [0x00000] in <filename unknown>:0 
  at Banshee.ServiceStack.ServiceManager.StartExtension (Mono.Addins.TypeExtensionNode node) [0x00000] in <filename unknown>:0 
[1 Warn  22:00:03.929] Extension `Banshee.AudioCd.AudioCdService' not started: Object reference not set to an instance of an object
[1 Warn  22:00:03.932] Caught an exception - System.NullReferenceException: Object reference not set to an instance of an object (in `Banshee.Gio')
  at Banshee.Hardware.Gio.UdevMetadataSource.get_IdMediaDevice () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawBlockDevice.get_IdMediaPlayer () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawDevice..ctor (Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioMetadataSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawBlockDevice..ctor (Drive drive, Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioDriveMetadetaSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawVolume.get_Parent () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.BlockDevice.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.HardwareManager.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.Manager+<GetAllDevices>c__Iterator3.MoveNext () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.HardwareManager+<GetAllBlockDevices>c__Iterator2`1[Banshee.Hardware.ICdromDevice].MoveNext () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.HardwareManager+<CastToCustomDevice>c__IteratorA`1[Banshee.Hardware.ICdromDevice].MoveNext () [0x00000] in <filename unknown>:0 
  at Banshee.AudioCd.AudioCdService.Initialize () [0x00000] in <filename unknown>:0 
  at Banshee.ServiceStack.ServiceManager.StartExtension (Mono.Addins.TypeExtensionNode node) [0x00000] in <filename unknown>:0 
[1 Warn  22:00:03.932] Extension `Banshee.AudioCd.AudioCdService' not started: Object reference not set to an instance of an object
[1 Info  22:00:03.932] All services are started 1.080233
[1 Debug 22:00:04.547] Creating Pango.Layout, configuring Cairo.Context
[1 Debug 22:00:04.778] Extension source loaded: Now Playing
[1 Debug 22:00:04.801] Extension source loaded: Last.fm
[1 Debug 22:00:04.814] Extension source loaded: Radio
[1 Debug 22:00:04.837] Extension source loaded: File System Queue
[1 Debug 22:00:04.841] Extension source loaded: Miro Guide
[1 Debug 22:00:04.849] Extension source loaded: Internet Archive
[1 Debug 22:00:04.870] Extension source loaded: Audiobooks
[1 Debug 22:00:04.874] Starting GTK main loop
[1 Debug 22:00:05.176] Creating Pango.Layout, configuring Cairo.Context
[1 Debug 22:00:05.215] Creating Pango.Layout, configuring Cairo.Context
[1 Info  22:00:05.364] nereid Client Started
[1 Debug 22:00:05.367] Delayed Initializating Banshee.MediaEngine.PlayerEngineService
[1 Debug 22:00:05.370] (libbanshee:player) Stream volume supported: YES
[1 Debug 22:00:05.372] (libbanshee:player) Audiosink has volume: NO
[1 Debug 22:00:05.378] (libbanshee:player) Using system (gst-plugins-good) equalizer element
[1 Debug 22:00:05.419] Player state change: NotReady -> Ready
[1 Debug 22:00:05.422] Loaded equalizer presets: 0.000201
[1 Debug 22:00:05.426] Selected equalizer: Pop
[1 Debug 22:00:05.430] Player state change: Ready -> Idle
[1 Debug 22:00:05.433] (libbanshee:player) Disabled ReplayGain
[1 Info  22:00:05.434] GStreamer version 0.10.32.0, gapless: True, replaygain: False
[1 Debug 22:00:05.439] Delayed Initializating Banshee.Dap.DapService
[1 Debug 22:00:05.444] Dap support extension loaded: Banshee.Dap.MassStorage
[1 Debug 22:00:05.445] Dap support extension loaded: Banshee.Dap.AppleDevice
[1 Debug 22:00:05.446] Dap support extension loaded: Banshee.Dap.Mtp
[1 Warn  22:00:05.450] Caught an exception - System.NullReferenceException: Object reference not set to an instance of an object (in `Banshee.Gio')
  at Banshee.Hardware.Gio.UdevMetadataSource.get_IdMediaDevice () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawBlockDevice.get_IdMediaPlayer () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawDevice..ctor (Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioMetadataSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawBlockDevice..ctor (Drive drive, Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioDriveMetadetaSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.RawVolume.get_Parent () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.BlockDevice.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.HardwareManager.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.Manager+<GetAllDevices>c__Iterator3.MoveNext () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.Gio.HardwareManager+<GetAllDevices>c__Iterator1.MoveNext () [0x00000] in <filename unknown>:0 
  at Banshee.Hardware.HardwareManager+<CastToCustomDevice>c__IteratorA`1[Banshee.Hardware.IDevice].MoveNext () [0x00000] in <filename unknown>:0 
  at Banshee.Dap.DapService.DelayedInitialize () [0x00000] in <filename unknown>:0 
  at Banshee.ServiceStack.ServiceManager.DelayedInitialize (IService service) [0x00000] in <filename unknown>:0 
[1 Warn  22:00:05.450] Service `Banshee.Dap.DapService' not initialized: Object reference not set to an instance of an object
[1 Debug 22:00:05.450] Delayed Initializating Banshee.Daap.DaapService
[2 Debug 22:00:05.582] DAAP Proxy listening for connections on port 8089
[1 Debug 22:00:06.456] Finished - Startup Job
[1 Debug 22:00:06.460] Starting - Downloading Cover Art
[3 Debug 22:00:06.463] Finished - Downloading Cover Art
[1 Debug 22:00:13.109] Starting - Saving Metadata to File
[4 Debug 22:00:13.127] Finished - Saving Metadata to File

** Affects: banshee (Ubuntu)
     Importance: Undecided
         Status: New

-- 
You received this bug notification because you are a member of Ubuntu
CLI/Mono Uploaders, which is subscribed to banshee in Ubuntu.
https://bugs.launchpad.net/bugs/798528

Title:
  Fails to show CD, NullReferenceException

Status in “banshee” package in Ubuntu:
  New

Bug description:
  Binary package hint: banshee

  When I run banshee with a CD in the drive, it doesn't show up in the
  application.

  $ banshee --debug
  ** Running Mono with --debug   **
  [1 Info  22:00:01.547] Running Banshee 2.0.0: [Ubuntu Natty (development branch) (linux-gnu, x86_64) @ 2011-04-18 16:18:52 UTC]
  [1 Debug 22:00:01.563] Initializing GTK
  [1 Debug 22:00:02.804] Post-Initializing GTK
  [1 Debug 22:00:02.813] Configuration client extension loaded (Banshee.GnomeBackend.GConfConfigurationClient)
  [1 Debug 22:00:02.821] Using default gconf-base-key
  [1 Debug 22:00:02.851] Bus.Session.RequestName ('org.bansheeproject.Banshee') replied with PrimaryOwner
  [1 Debug 22:00:02.917] Core service started (DBusServiceManager, 0.001116)
  [1 Debug 22:00:02.919] Registering remote object /org/bansheeproject/Banshee/DBusCommandService (Banshee.ServiceStack.DBusCommandService) on org.bansheeproject.Banshee
  [1 Debug 22:00:02.928] Core service started (DBusCommandService, 0.010305)
  [1 Debug 22:00:02.959] Opened SQLite (version 3.7.4) connection to /home/ashley/.config/banshee-1/banshee.db
  [1 Debug 22:00:02.960] Core service started (DbConnection, 0.032281)
  [1 Debug 22:00:02.969] Database version 43 is up to date
  [1 Debug 22:00:03.007] Core service started (PreferenceService, 0.013673)
  [1 Debug 22:00:03.014] Core service started (Network, 0.007485)
  [1 Debug 22:00:03.015] Registering remote object /org/bansheeproject/Banshee/SourceManager (Banshee.Sources.SourceManager) on org.bansheeproject.Banshee
  [1 Debug 22:00:03.015] Core service started (SourceManager, 0.000781)
  [1 Debug 22:00:03.027] Core service started (MediaProfileManager, 0.000321)
  [1 Debug 22:00:03.030] Registering remote object /org/bansheeproject/Banshee/PlayerEngine (Banshee.MediaEngine.PlayerEngineService) on org.bansheeproject.Banshee
  [1 Debug 22:00:03.032] Core service started (PlayerEngine, 0.004398)
  [1 Debug 22:00:03.044] Registering remote object /org/bansheeproject/Banshee/PlaybackController (Banshee.PlaybackController.PlaybackControllerService) on org.bansheeproject.Banshee
  [1 Debug 22:00:03.045] Core service started (PlaybackController, 0.002483)
  [1 Debug 22:00:03.052] Starting - Startup Job
  [1 Debug 22:00:03.053] Core service started (JobScheduler, 0.008067)
  [1 Debug 22:00:03.064] IO provider extension loaded (Banshee.IO.Gio.Provider)
  [1 Debug 22:00:03.092] Loaded HardwareManager backend: Banshee.Hardware.Gio
  [1 Debug 22:00:03.094] Core service started (HardwareManager, 0.040191)
  [1 Debug 22:00:03.095] Bus.Session.RequestName ('org.bansheeproject.CollectionIndexer') replied with PrimaryOwner
  [1 Debug 22:00:03.096] Registering remote object /org/bansheeproject/Banshee/CollectionIndexerService (Banshee.Collection.Indexer.CollectionIndexerService) on org.bansheeproject.CollectionIndexer
  [1 Debug 22:00:03.097] Core service started (CollectionIndexerService, 0.003736)
  [1 Debug 22:00:03.099] Core service started (SaveTrackMetadataService, 0.001327)
  [1 Debug 22:00:03.106] Adding icon theme search path: /usr/share/banshee/icons
  [1 Debug 22:00:03.106] Core service started (GtkElementsService, 0.007584)
  [1 Debug 22:00:03.108] Core service started (InterfaceActionService, 0.001162)
  [1 Debug 22:00:03.202] Extension actions loaded: MetadataFixActions
  [1 Debug 22:00:03.202] Registering remote object /org/bansheeproject/Banshee/GlobalUIActions (Banshee.Gui.GlobalActions) on org.bansheeproject.Banshee
  [1 Debug 22:00:03.203] Album artwork path set to /home/ashley/.cache/media-art
  [1 Debug 22:00:03.223] Core service started (ArtworkManager, 0.020924)
  [1 Debug 22:00:03.223] Core service started (BookmarksService, 0.000121)
  [1 Debug 22:00:03.405] Adding context page wikipedia
  [1 Debug 22:00:03.480] Adding context page lastfm-recommendations
  [1 Debug 22:00:03.496] Adding context page lyrics
  [1 Debug 22:00:03.687] Constructed Nereid interface: 0.433906
  [1 Debug 22:00:03.764] Creating new surface cache for 90px images, capped at 0.28 MiB (9 items)
  [1 Debug 22:00:03.802] Registering remote object /org/bansheeproject/Banshee/ClientWindow (Nereid.PlayerInterface) on org.bansheeproject.Banshee
  [1 Debug 22:00:03.802] Core service started (NereidPlayerInterface, 0.567008)
  [1 Debug 22:00:03.824] Extension service started (GStreamerCoreService, 0.021653)
  [1 Debug 22:00:03.830] Extension service started (BpmService, 0.005569)
  [1 Debug 22:00:03.833] Using GNOME 2.22 API for Multimedia Keys
  [1 Debug 22:00:03.833] Extension service started (MultimediaKeysService, 0.003277)
  [1 Debug 22:00:03.835] Extension service started (DapService, 0.001128)
  [1 Debug 22:00:03.849] Audioscrobbler state: connected
  [1 Debug 22:00:03.856] Extension service started (AudioscrobblerService, 0.021267)
  [1 Info  22:00:03.859] Updating web proxy from GConf
  [1 Debug 22:00:03.863] Direct connection, no proxy in use
  [1 Debug 22:00:03.876] Extension service started (GnomeService, 0.020066)
  [1 Debug 22:00:03.891] Extension service started (LyricsService, 0.015317)
  [1 Debug 22:00:03.892] Extension service started (DaapService, 0.000895)
  [1 Debug 22:00:03.894] Extension service started (CoverArtService, 0.001588)
  [1 Debug 22:00:03.901] Extension service started (MprisService, 0.006657)
  [1 Warn  22:00:03.929] Caught an exception - System.NullReferenceException: Object reference not set to an instance of an object (in `Banshee.Gio')
    at Banshee.Hardware.Gio.UdevMetadataSource.get_IdMediaDevice () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawBlockDevice.get_IdMediaPlayer () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawDevice..ctor (Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioMetadataSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawBlockDevice..ctor (Drive drive, Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioDriveMetadetaSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawVolume.get_Parent () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.BlockDevice.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.HardwareManager.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.Manager+<GetAllDevices>c__Iterator3.MoveNext () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.HardwareManager+<GetAllBlockDevices>c__Iterator2`1[Banshee.Hardware.ICdromDevice].MoveNext () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.HardwareManager+<CastToCustomDevice>c__IteratorA`1[Banshee.Hardware.ICdromDevice].MoveNext () [0x00000] in <filename unknown>:0 
    at Banshee.AudioCd.AudioCdService.Initialize () [0x00000] in <filename unknown>:0 
    at Banshee.ServiceStack.ServiceManager.StartExtension (Mono.Addins.TypeExtensionNode node) [0x00000] in <filename unknown>:0 
  [1 Warn  22:00:03.929] Extension `Banshee.AudioCd.AudioCdService' not started: Object reference not set to an instance of an object
  [1 Warn  22:00:03.932] Caught an exception - System.NullReferenceException: Object reference not set to an instance of an object (in `Banshee.Gio')
    at Banshee.Hardware.Gio.UdevMetadataSource.get_IdMediaDevice () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawBlockDevice.get_IdMediaPlayer () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawDevice..ctor (Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioMetadataSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawBlockDevice..ctor (Drive drive, Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioDriveMetadetaSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawVolume.get_Parent () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.BlockDevice.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.HardwareManager.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.Manager+<GetAllDevices>c__Iterator3.MoveNext () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.HardwareManager+<GetAllBlockDevices>c__Iterator2`1[Banshee.Hardware.ICdromDevice].MoveNext () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.HardwareManager+<CastToCustomDevice>c__IteratorA`1[Banshee.Hardware.ICdromDevice].MoveNext () [0x00000] in <filename unknown>:0 
    at Banshee.AudioCd.AudioCdService.Initialize () [0x00000] in <filename unknown>:0 
    at Banshee.ServiceStack.ServiceManager.StartExtension (Mono.Addins.TypeExtensionNode node) [0x00000] in <filename unknown>:0 
  [1 Warn  22:00:03.932] Extension `Banshee.AudioCd.AudioCdService' not started: Object reference not set to an instance of an object
  [1 Info  22:00:03.932] All services are started 1.080233
  [1 Debug 22:00:04.547] Creating Pango.Layout, configuring Cairo.Context
  [1 Debug 22:00:04.778] Extension source loaded: Now Playing
  [1 Debug 22:00:04.801] Extension source loaded: Last.fm
  [1 Debug 22:00:04.814] Extension source loaded: Radio
  [1 Debug 22:00:04.837] Extension source loaded: File System Queue
  [1 Debug 22:00:04.841] Extension source loaded: Miro Guide
  [1 Debug 22:00:04.849] Extension source loaded: Internet Archive
  [1 Debug 22:00:04.870] Extension source loaded: Audiobooks
  [1 Debug 22:00:04.874] Starting GTK main loop
  [1 Debug 22:00:05.176] Creating Pango.Layout, configuring Cairo.Context
  [1 Debug 22:00:05.215] Creating Pango.Layout, configuring Cairo.Context
  [1 Info  22:00:05.364] nereid Client Started
  [1 Debug 22:00:05.367] Delayed Initializating Banshee.MediaEngine.PlayerEngineService
  [1 Debug 22:00:05.370] (libbanshee:player) Stream volume supported: YES
  [1 Debug 22:00:05.372] (libbanshee:player) Audiosink has volume: NO
  [1 Debug 22:00:05.378] (libbanshee:player) Using system (gst-plugins-good) equalizer element
  [1 Debug 22:00:05.419] Player state change: NotReady -> Ready
  [1 Debug 22:00:05.422] Loaded equalizer presets: 0.000201
  [1 Debug 22:00:05.426] Selected equalizer: Pop
  [1 Debug 22:00:05.430] Player state change: Ready -> Idle
  [1 Debug 22:00:05.433] (libbanshee:player) Disabled ReplayGain
  [1 Info  22:00:05.434] GStreamer version 0.10.32.0, gapless: True, replaygain: False
  [1 Debug 22:00:05.439] Delayed Initializating Banshee.Dap.DapService
  [1 Debug 22:00:05.444] Dap support extension loaded: Banshee.Dap.MassStorage
  [1 Debug 22:00:05.445] Dap support extension loaded: Banshee.Dap.AppleDevice
  [1 Debug 22:00:05.446] Dap support extension loaded: Banshee.Dap.Mtp
  [1 Warn  22:00:05.450] Caught an exception - System.NullReferenceException: Object reference not set to an instance of an object (in `Banshee.Gio')
    at Banshee.Hardware.Gio.UdevMetadataSource.get_IdMediaDevice () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawBlockDevice.get_IdMediaPlayer () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawDevice..ctor (Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioMetadataSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawBlockDevice..ctor (Drive drive, Banshee.Hardware.Gio.Manager manager, Banshee.Hardware.Gio.GioDriveMetadetaSource gioMetadata, Banshee.Hardware.Gio.UdevMetadataSource udevMetadata) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.RawVolume.get_Parent () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.BlockDevice.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.HardwareManager.Resolve (IDevice device) [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.Manager+<GetAllDevices>c__Iterator3.MoveNext () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.Gio.HardwareManager+<GetAllDevices>c__Iterator1.MoveNext () [0x00000] in <filename unknown>:0 
    at Banshee.Hardware.HardwareManager+<CastToCustomDevice>c__IteratorA`1[Banshee.Hardware.IDevice].MoveNext () [0x00000] in <filename unknown>:0 
    at Banshee.Dap.DapService.DelayedInitialize () [0x00000] in <filename unknown>:0 
    at Banshee.ServiceStack.ServiceManager.DelayedInitialize (IService service) [0x00000] in <filename unknown>:0 
  [1 Warn  22:00:05.450] Service `Banshee.Dap.DapService' not initialized: Object reference not set to an instance of an object
  [1 Debug 22:00:05.450] Delayed Initializating Banshee.Daap.DaapService
  [2 Debug 22:00:05.582] DAAP Proxy listening for connections on port 8089
  [1 Debug 22:00:06.456] Finished - Startup Job
  [1 Debug 22:00:06.460] Starting - Downloading Cover Art
  [3 Debug 22:00:06.463] Finished - Downloading Cover Art
  [1 Debug 22:00:13.109] Starting - Saving Metadata to File
  [4 Debug 22:00:13.127] Finished - Saving Metadata to File

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/banshee/+bug/798528/+subscriptions

More information about the Ubuntu-mono mailing list