[MissingMethodException: undefined method `create_user' for #<AccountMembershipService:0x0000298 @repo=IrTodo.Models.Lightspeed.IrTodoRepository>]
   IronRuby.Builtins.KernelOps.MethodMissing(RubyContext context, Object self, SymbolId symbol, Object[] args) in c:\tools\ironruby\merlin\main\Languages\Ruby\Libraries.LCA_RESTRICTED\Builtins\KernelOps.cs:460
   CallSite.Target(Closure , CallSite , RubyScope , Object , Object , Object , Object ) +232
   System.Dynamic.UpdateDelegates.UpdateAndExecute5(CallSite site, T0 arg0, T1 arg1, T2 arg2, T3 arg3, T4 arg4) in c:\tools\ironruby\ndp\fx\src\core\microsoft\scripting\Actions\UpdateDelegates.Generated.cs:759
   ℑℜ;register;account_controller.rb;46;550$421.ℑℜ;register;account_controller.rb;46;550(Object #self, Proc #block) in C:\projects\irtodo.koolkraft.net\Controllers\account_controller.rb:60
   CallSite.Target(Closure , CallSite , Object ) +144
   System.Dynamic.UpdateDelegates.UpdateAndExecute1(CallSite site, T0 arg0) in c:\tools\ironruby\ndp\fx\src\core\microsoft\scripting\Actions\UpdateDelegates.Generated.cs:259
   Microsoft.Scripting.Runtime.DynamicOperations.InvokeMember(Object obj, String memberName, Boolean ignoreCase, Object[] parameters) in c:\tools\ironruby\merlin\main\Runtime\Microsoft.Scripting\Runtime\DynamicOperations.cs:113
   Microsoft.Scripting.Runtime.DynamicOperations.InvokeMember(Object obj, String memberName, Object[] parameters) in c:\tools\ironruby\merlin\main\Runtime\Microsoft.Scripting\Runtime\DynamicOperations.cs:101
   Microsoft.Scripting.Hosting.ObjectOperations.InvokeMember(Object obj, String memberName, Object[] parameters) in c:\tools\ironruby\merlin\main\Runtime\Microsoft.Scripting\Hosting\ObjectOperations.cs:89
   System.Web.Mvc.IronRuby.Core.RubyEngine.CallMethod(Object receiver, String message, Object[] args) in C:\tools\ironruby\ironrubymvc\IronRubyMvc\Core\RubyEngine.cs:118
   System.Web.Mvc.IronRuby.Controllers.RubyActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) in C:\tools\ironruby\ironrubymvc\IronRubyMvc\Controllers\RubyActionDescriptor.cs:49
   System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +24
   System.Web.Mvc.<>c__DisplayClassa.<InvokeActionMethodWithFilters>b__7() +52
   System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation) +254
   System.Web.Mvc.<>c__DisplayClassc.<InvokeActionMethodWithFilters>b__9() +19
   System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodWithFilters(ControllerContext controllerContext, IList`1 filters, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +192
   System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) +399
   System.Web.Mvc.Controller.ExecuteCore() +126
   IronRuby.Classes.RubyController$1.ExecuteCore() +60
   System.Web.Mvc.ControllerBase.Execute(RequestContext requestContext) +27
   System.Web.Mvc.IronRuby.Controllers.RubyController.Execute(RequestContext requestContext) in C:\tools\ironruby\ironrubymvc\IronRubyMvc\Controllers\RubyController.cs:76
   IronRuby.Classes.RubyController$1.Execute(RequestContext ) +71
   System.Web.Mvc.ControllerBase.System.Web.Mvc.IController.Execute(RequestContext requestContext) +7
   System.Web.Mvc.MvcHandler.ProcessRequest(HttpContextBase httpContext) +151
   System.Web.Mvc.MvcHandler.ProcessRequest(HttpContext httpContext) +57
   System.Web.Mvc.MvcHandler.System.Web.IHttpHandler.ProcessRequest(HttpContext httpContext) +7
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +181
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75