Banshee becomes unresponsive after selecting an artist in u1 music store

[PeterPall]

Directly after selecting an artist in the ubuntu one music store banshee becomes unresponsive. On the console it outputs:

 [Info 07:23:04.644] Running Banshee 2.2.0: [Ubuntu oneiric (development branch) (linux-gnu, i686) @ 2011-09-23 04:51:00 UTC]
[Info 07:23:15.560] Updating web proxy from GConf
[Info 07:23:22.252] All services are started 15.470149
[Info 07:23:28.811] AmazonMP3 store redirect URL: https://one.ubuntu.com/music/store/amz/
** (Banshee:28371): DEBUG: SyncDaemon already running, initializing SyncdaemonDaemon object

(Banshee:28371): libsoup-WARNING **: No feature manager for feature of type 'U1RequestChrome'
[Info 07:23:37.207] nereid Client Started
[Info 07:23:38.624] GStreamer version 0.10.35.0, gapless: True, replaygain: True
[Info 07:23:38.899] [Streamrecorder.Gst.Marshaller] gstreamer version found: GStreamer 0.10.35

(Banshee:28371): GStreamer-CRITICAL **: gst_bin_get_by_interface: assertion `G_TYPE_IS_INTERFACE (iface)' failed
** (Banshee:28371): DEBUG: Loading the real store page
_wapi_connect: error looking up socket handle 0x17
Stacktrace:

  at (wrapper managed-to-native) Gtk.Application.gtk_main () <0xffffffff>
  at Gtk.Application.Run () <0x0000b>
  at Banshee.Gui.GtkBaseClient.Run () <0x00063>
  at Banshee.Gui.GtkBaseClient.Startup () <0x0003e>
  at Hyena.Gui.CleanRoomStartup.Startup (Hyena.Gui.CleanRoomStartup/StartupInvocationHandler) <0x00087>
  at Banshee.Gui.GtkBaseClient.Startup<T> () <0x00073>
  at Banshee.Gui.GtkBaseClient.Startup<T> (string[]) <0x000eb>
  at Nereid.Client.Main (string[]) <0x00017>
  at (wrapper runtime-invoke) <Module>.runtime_invoke_void_object (object,intptr,intptr,intptr) <0xffffffff>
  at (wrapper managed-to-native) System.AppDomain.ExecuteAssembly (System.AppDomain,System.Reflection.Assembly,string[]) <0xffffffff>
  at System.AppDomain.ExecuteAssemblyInternal (System.Reflection.Assembly,string[]) <0x0003b>
  at System.AppDomain.ExecuteAssembly (string,System.Security.Policy.Evidence,string[]) <0x00027>
  at (wrapper remoting-invoke-with-check) System.AppDomain.ExecuteAssembly (string,System.Security.Policy.Evidence,string[]) <0xffffffff>
  at System.AppDomain.ExecuteAssembly (string) <0x0001b>
  at (wrapper remoting-invoke-with-check) System.AppDomain.ExecuteAssembly (string) <0xffffffff>
  at Booter.Booter.BootClient (string) <0x0006b>
  at Booter.Booter.Main () <0x001b7>
  at (wrapper runtime-invoke) object.runtime_invoke_void (object,intptr,intptr,intptr) <0xffffffff>

Native stacktrace:

* Assertion at debugger-agent.c:3698, condition `ji' not met

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: banshee-extension-ubuntuonemusicstore 2.2.0-1ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
NonfreeKernelModules: nvidia wl
ApportVersion: 1.23-0ubuntu1
Architecture: i386
Date: Wed Sep 28 07:29:52 2011
EcryptfsInUse: Yes
ExecutablePath: /usr/lib/banshee/Banshee.exe
InterpreterPath: /usr/bin/mono
ProcCmdline: banshee /usr/lib/banshee/Banshee.exe
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, user)
 LANG=en_US.UTF-8
 LC_TIME=de_DE.UTF-8
Signal: 6
SourcePackage: banshee
StacktraceTop:
 __kernel_vsyscall ()
 raise () from /lib/i386-linux-gnu/libc.so.6
 abort () from /lib/i386-linux-gnu/libc.so.6
 ?? ()
 ?? ()
Title: Banshee.exe crashed with SIGABRT in __kernel_vsyscall()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 monoeg_g_logv (log_domain=<optimized out>, log_level=<optimized out>, format=<optimized out>, args=<optimized out>) at goutput.c:135
 monoeg_g_logv (log_domain=0x0, log_level=G_LOG_LEVEL_ERROR, format=0x823b040 "* Assertion at %s:%d, condition `%s' not met\n", args=0xa4ef1b54 "\265\325$\br\016") at goutput.c:113
 monoeg_assertion_message (format=0x823b040 "* Assertion at %s:%d, condition `%s' not met\n") at goutput.c:155
 process_breakpoint_inner (ctx=0xa4ef1bfc, tls=<optimized out>) at debugger-agent.c:3698
 process_breakpoint () at debugger-agent.c:3849