after latest update on ubuntu lucid banshee did't launch. purged and reinstalled and still have the same. this is what the terminal spit out when trying to run banchee

[Info  17:30:37.831] Running Banshee 1.5.6: [Ubuntu lucid (development branch) (linux-gnu, x86_64) @ 2010-03-23 22:44:56 UTC]
Mirage - Open DB - URI=file:/home/rivmeche/.cache/banshee-mirage/mirage.db,version=3
Mirage - Database version 3 is up to date

** (Banshee:2637): WARNING **: Missing method Banshee.PlaybackController.IBasicPlaybackController::Next(bool) in assembly /usr/lib/banshee-1/Banshee.Services.dll, referenced in assembly /usr/lib/banshee-1/Extensions/Banshee.Mirage.dll

** (Banshee:2637): WARNING **: Missing method AssertInMainThread in assembly /usr/lib/banshee-1/Extensions/Banshee.CoverWallpaper.dll, type Banshee.Base.ThreadAssist

** (Banshee:2637): WARNING **: The class Banshee.Base.ThreadAssist could not be loaded, used in Banshee.CoverWallpaper
[Warn  17:30:38.664] Caught an exception - System.TypeLoadException: Could not load type 'Banshee.Base.ThreadAssist' from assembly 'Banshee.CoverWallpaper'. (in `Banshee.Services')
  at Banshee.ServiceStack.ServiceManager.StartExtension (Mono.Addins.TypeExtensionNode node) [0x00000] 
[Warn  17:30:38.664] Extension `Banshee.CoverWallpaper.CoverWallpaperService' not started: Could not load type 'Banshee.Base.ThreadAssist' from assembly 'Banshee.CoverWallpaper'.

** (Banshee:2637): WARNING **: Missing method AssertInMainThread in assembly /usr/lib/banshee-1/Extensions/Banshee.CoverWallpaper.dll, type Banshee.Base.ThreadAssist

** (Banshee:2637): WARNING **: The class Banshee.Base.ThreadAssist could not be loaded, used in Banshee.CoverWallpaper
[Warn  17:30:38.665] Caught an exception - System.TypeLoadException: Could not load type 'Banshee.Base.ThreadAssist' from assembly 'Banshee.CoverWallpaper'. (in `Banshee.Services')
  at Banshee.ServiceStack.ServiceManager.StartExtension (Mono.Addins.TypeExtensionNode node) [0x00000] 
[Warn  17:30:38.665] Extension `Banshee.CoverWallpaper.CoverWallpaperService' not started: Could not load type 'Banshee.Base.ThreadAssist' from assembly 'Banshee.CoverWallpaper'.
[Info  17:30:38.665] All services are started 0,698093s

** (Banshee:2637): WARNING **: Missing method Banshee.PlaybackController.IBasicPlaybackController::Next(bool) in assembly /usr/lib/banshee-1/Banshee.Services.dll, referenced in assembly /usr/lib/banshee-1/Extensions/Banshee.Mirage.dll
Stacktrace:

  at Banshee.Sources.Source..ctor () <0xffffffff>
  at Banshee.Sources.Source..ctor () <0x0007e>
  at Banshee.Sources.DatabaseSource..ctor () <0x0000f>
  at Banshee.Playlist.AbstractPlaylistSource..ctor (string,string,Banshee.Sources.PrimarySource) <0x000c3>
  at Banshee.Playlist.PlaylistSource..ctor (string,Banshee.Sources.PrimarySource) <0x00033>
  at Banshee.Mirage.PlaylistGeneratorSource..ctor (Mirage.Db) <0x000f7>
  at Banshee.Mirage.MiragePlugin.ServiceStartup () <0x0017b>
  at Banshee.Mirage.MiragePlugin.OnSourceAdded (Banshee.Sources.SourceAddedArgs) <0x0000f>
  at (wrapper delegate-invoke) Banshee.Sources.SourceAddedHandler.invoke_void__this___SourceAddedArgs (Banshee.Sources.SourceAddedArgs) <0x0007d>
  at (wrapper delegate-invoke) Banshee.Sources.SourceAddedHandler.invoke_void__this___SourceAddedArgs (Banshee.Sources.SourceAddedArgs) <0x0007d>
  at (wrapper delegate-invoke) Banshee.Sources.SourceAddedHandler.invoke_void__this___SourceAddedArgs (Banshee.Sources.SourceAddedArgs) <0x0007d>
  at (wrapper delegate-invoke) Banshee.Sources.SourceAddedHandler.invoke_void__this___SourceAddedArgs (Banshee.Sources.SourceAddedArgs) <0x0007d>
  at (wrapper delegate-invoke) Banshee.Sources.SourceAddedHandler.invoke_void__this___SourceAddedArgs (Banshee.Sources.SourceAddedArgs) <0xffffffff>
  at Banshee.Sources.SourceManager.AddSource (Banshee.Sources.Source,bool) <0x00188>
  at Banshee.Sources.SourceManager.AddSource (Banshee.Sources.Source,bool) <0x00447>
  at Banshee.ServiceStack.Application.Run () <0x000b3>
  at Banshee.Gui.GtkBaseClient.Initialize (bool) <0x002ef>
  at Banshee.Gui.GtkBaseClient..ctor (bool,string) <0x00033>
  at Banshee.Gui.GtkBaseClient..ctor () <0x0001b>
  at Nereid.Client..ctor () <0x0000f>
  at (wrapper runtime-invoke) object.runtime_invoke_void__this__ (object,intptr,intptr,intptr) <0xffffffff>
  at (wrapper managed-to-native) System.Reflection.MonoCMethod.InternalInvoke (object,object[],System.Exception&) <0x0004e>
  at (wrapper managed-to-native) System.Reflection.MonoCMethod.InternalInvoke (object,object[],System.Exception&) <0xffffffff>
  at System.Reflection.MonoCMethod.Invoke (object,System.Reflection.BindingFlags,System.Reflection.Binder,object[],System.Globalization.CultureInfo) <0x0010b>
  at System.Reflection.MonoCMethod.Invoke (System.Reflection.BindingFlags,System.Reflection.Binder,object[],System.Globalization.CultureInfo) <0x0003d>
  at System.Reflection.ConstructorInfo.Invoke (object[]) <0x0003f>
  at System.Activator.CreateInstance (System.Type,bool) <0x00103>
  at System.Activator.CreateInstance (System.Type) <0x0000f>
  at Banshee.Gui.GtkBaseClient.Startup () <0x0001b>
  at Hyena.Gui.CleanRoomStartup.Startup (Hyena.Gui.CleanRoomStartup/StartupInvocationHandler) <0x0008e>
  at Banshee.Gui.GtkBaseClient.Startup<Nereid.Client> () <0x0006b>
  at Banshee.Gui.GtkBaseClient.Startup<Nereid.Client> (string[]) <0x000d7>
  at Nereid.Client.Main (string[]) <0x0001b>
  at (wrapper runtime-invoke) Nereid.Client.runtime_invoke_void_object (object,intptr,intptr,intptr) <0xffffffff>
  at (wrapper managed-to-native) System.AppDomain.ExecuteAssembly (System.Reflection.Assembly,string[]) <0x0004b>
  at (wrapper managed-to-native) System.AppDomain.ExecuteAssembly (System.Reflection.Assembly,string[]) <0xffffffff>
  at System.AppDomain.ExecuteAssemblyInternal (System.Reflection.Assembly,string[]) <0x00037>
  at System.AppDomain.ExecuteAssembly (string,System.Security.Policy.Evidence,string[]) <0x00037>
  at (wrapper remoting-invoke-with-check) System.AppDomain.ExecuteAssembly (string,System.Security.Policy.Evidence,string[]) <0xffffffff>
  at System.AppDomain.ExecuteAssembly (string) <0x0001f>
  at (wrapper remoting-invoke-with-check) System.AppDomain.ExecuteAssembly (string) <0xffffffff>
  at Booter.Booter.BootClient (string) <0x0006b>
  at Booter.Booter.Main () <0x001a7>
  at (wrapper runtime-invoke) object.runtime_invoke_void (object,intptr,intptr,intptr) <0xffffffff>

Native stacktrace:

	banshee-1() [0x47b45f]
	banshee-1() [0x4aeb5f]
	/lib/libpthread.so.0(+0xf8f0) [0x7f41b2bd58f0]
	banshee-1() [0x483576]
	[0x40f3d168]

Debug info from gdb:

[Thread debugging using libthread_db enabled]
[New Thread 0x7f41980bc710 (LWP 2650)]
[New Thread 0x7f41982c1710 (LWP 2649)]
[New Thread 0x7f41985a9710 (LWP 2648)]
[New Thread 0x7f41987ae710 (LWP 2647)]
[New Thread 0x7f4198827710 (LWP 2646)]
[New Thread 0x7f4198a38710 (LWP 2645)]
[New Thread 0x7f419bd49710 (LWP 2644)]
[New Thread 0x7f41a504d710 (LWP 2643)]
[New Thread 0x7f41a54db710 (LWP 2641)]
[New Thread 0x7f41b149a710 (LWP 2640)]
[New Thread 0x7f41b38d4710 (LWP 2639)]
0x00007f41b2bd493d in read () from /lib/libpthread.so.0
  12 Thread 0x7f41b38d4710 (LWP 2639)  0x00007f41b2bd511d in nanosleep ()
   from /lib/libpthread.so.0
  11 Thread 0x7f41b149a710 (LWP 2640)  0x00007f41b2bd3b50 in sem_wait () from /lib/libpthread.so.0
  10 Thread 0x7f41a54db710 (LWP 2641)  0x00007f41b2bd185c in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
  9 Thread 0x7f41a504d710 (LWP 2643)  0x00007f41b2bd185c in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
  8 Thread 0x7f419bd49710 (LWP 2644)  0x00007f41b2bd185c in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
  7 Thread 0x7f4198a38710 (LWP 2645)  0x00007f41b2bd511d in nanosleep () from /lib/libpthread.so.0
  6 Thread 0x7f4198827710 (LWP 2646)  0x00007f41b269af93 in poll () from /lib/libc.so.6
  5 Thread 0x7f41987ae710 (LWP 2647)  0x00007f41b2bd511d in nanosleep () from /lib/libpthread.so.0
  4 Thread 0x7f41985a9710 (LWP 2648)  0x00007f41b2bd185c in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
  3 Thread 0x7f41982c1710 (LWP 2649)  0x00007f41b2bd185c in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
  2 Thread 0x7f41980bc710 (LWP 2650)  0x00007f41b2bd185c in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
* 1 Thread 0x7f41b38cc740 (LWP 2637)  0x00007f41b2bd493d in read () from /lib/libpthread.so.0

+ Trace 221072

=================================================================
Got a SIGSEGV while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries 
used by your application.
=================================================================

zsh: abort (core dumped)  banshee