Description:
banshee crashes after upgrade to gnome 2.24 from testing

[Info 21:14:38.744] Running Banshee 1.2.1

** (Nereid:684): WARNING **: The following assembly referenced from /usr/lib/banshee-1/Backends/Banshee.Gnome.dll could not be loaded:
Assembly: gconf-sharp (assemblyref_index=8)
Version: 2.20.0.0
Public Key: 35e10195dab3c99f
The assembly was not found in the Global Assembly Cache, a path listed in the MONO_PATH environment variable, or in the location of the executing assembly (/usr/lib/banshee-1/Backends).


** (Nereid:684): WARNING **: Could not load file or assembly 'gconf-sharp, Version=2.20.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f' or one of its dependencies.
[Warn 21:14:39.552] Configuration client extension failed to load - Could not load type 'Banshee.GnomeBackend.GConfConfigurationClient' from assembly 'Banshee.Gnome, Version=1.2.1.25436, Culture=neutral'.

** (Nereid:684): WARNING **: The following assembly referenced from /usr/lib/banshee-1/Banshee.Lyrics.dll could not be loaded:
Assembly: gconf-sharp (assemblyref_index=9)
Version: 2.20.0.0
Public Key: 35e10195dab3c99f
The assembly was not found in the Global Assembly Cache, a path listed in the MONO_PATH environment variable, or in the location of the executing assembly (/usr/lib/banshee-1).


** (Nereid:684): WARNING **: Could not load file or assembly 'gconf-sharp, Version=2.20.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f' or one of its dependencies.

** (Nereid:684): WARNING **: Could not load file or assembly 'gconf-sharp, Version=2.20.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f' or one of its dependencies.
Exception has been thrown by the target of an invocation.
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.TypeLoadException: A type load exception has occurred.
at Hyena.Log.Exception (System.Exception e) [0x00000]
at Banshee.ServiceStack.ServiceManager.StartExtension (Mono.Addins.TypeExtensionNode node) [0x00000]
at Banshee.ServiceStack.ServiceManager.Run () [0x00000]
at Banshee.ServiceStack.Application.Run () [0x00000]
at Banshee.Gui.GtkBaseClient.Initialize (Boolean registerCommonServices) [0x00000]
at Banshee.Gui.GtkBaseClient..ctor (Boolean initializeDefault, System.String defaultIconName) [0x00000]
at Banshee.Gui.GtkBaseClient..ctor () [0x00000]
at Nereid.Client..ctor () [0x00000]
at (wrapper managed-to-native) System.Reflection.MonoCMethod:InternalInvoke (object,object[])
at System.Reflection.MonoCMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x00000] --- End of inner exception stack trace ---

at System.Reflection.MonoCMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x00000]
at System.Reflection.MonoCMethod.Invoke (BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x00000]
at System.Reflection.ConstructorInfo.Invoke (System.Object[] parameters) [0x00000]
at System.Activator.CreateInstance (System.Type type, Boolean nonPublic) [0x00000]
at System.Activator.CreateInstance (System.Type type) [0x00000]
at Banshee.Gui.GtkBaseClient.Startup () [0x00000]
at Hyena.Gui.CleanRoomStartup.Startup (Hyena.Gui.StartupInvocationHandler startup) [0x00000]

Unhandled Exception: System.TypeLoadException: A type load exception has occurred.
at Hyena.Gui.Dialogs.ExceptionDialog..ctor (System.Exception e) [0x00000]
at Hyena.Gui.CleanRoomStartup.Startup (Hyena.Gui.StartupInvocationHandler startup) [0x00000]
at Banshee.Gui.GtkBaseClient.Entry[Client] () [0x00000]
at Nereid.Client.Main (System.String[] args) [0x00000]


Additional info:
* banshee 1.2.1-2


Steps to reproduce:
run banshee from terminal