Server Error in '/' Application.

A model description could not be created. Duplicate model name 'Item' was found for types 'GoLCms.Lib.Communications.Item' and 'MvcWeb.Models.Api.Order+Item'. Use the [ModelName] attribute to change the model name for at least one of the types so that it has a unique name.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.InvalidOperationException: A model description could not be created. Duplicate model name 'Item' was found for types 'GoLCms.Lib.Communications.Item' and 'MvcWeb.Models.Api.Order+Item'. Use the [ModelName] attribute to change the model name for at least one of the types so that it has a unique name.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[InvalidOperationException: A model description could not be created. Duplicate model name 'Item' was found for types 'GoLCms.Lib.Communications.Item' and 'MvcWeb.Models.Api.Order+Item'. Use the [ModelName] attribute to change the model name for at least one of the types so that it has a unique name.]
   MvcWeb.Areas.HelpPage.ModelDescriptions.ModelDescriptionGenerator.GetOrCreateModelDescription(Type modelType) +1051
   MvcWeb.Areas.HelpPage.ModelDescriptions.ModelDescriptionGenerator.GenerateCollectionModelDescription(Type modelType, Type elementType) +18
   MvcWeb.Areas.HelpPage.ModelDescriptions.ModelDescriptionGenerator.GetOrCreateModelDescription(Type modelType) +324
   MvcWeb.Areas.HelpPage.ModelDescriptions.ModelDescriptionGenerator.GenerateComplexTypeModelDescription(Type modelType) +527
   MvcWeb.Areas.HelpPage.ModelDescriptions.ModelDescriptionGenerator.GetOrCreateModelDescription(Type modelType) +795
   MvcWeb.Areas.HelpPage.ModelDescriptions.ModelDescriptionGenerator.GenerateCollectionModelDescription(Type modelType, Type elementType) +18
   MvcWeb.Areas.HelpPage.ModelDescriptions.ModelDescriptionGenerator.GetOrCreateModelDescription(Type modelType) +324
   MvcWeb.Areas.HelpPage.HelpPageConfigurationExtensions.GenerateResourceDescription(HelpPageApiModel apiModel, ModelDescriptionGenerator modelGenerator) +78
   MvcWeb.Areas.HelpPage.HelpPageConfigurationExtensions.GenerateApiModel(ApiDescription apiDescription, HttpConfiguration config) +109
   MvcWeb.Areas.HelpPage.HelpPageConfigurationExtensions.GetHelpPageApiModel(HttpConfiguration config, String apiDescriptionId) +229
   MvcWeb.Areas.HelpPage.Controllers.HelpController.Api(String apiId) +39
   lambda_method(Closure , ControllerBase , Object[] ) +139
   System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) +229
   System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +35
   System.Web.Mvc.Async.AsyncControllerActionInvoker.<BeginInvokeSynchronousActionMethod>b__39(IAsyncResult asyncResult, ActionInvocation innerInvokeState) +39
   System.Web.Mvc.Async.WrappedAsyncResult`2.CallEndDelegate(IAsyncResult asyncResult) +77
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethod(IAsyncResult asyncResult) +42
   System.Web.Mvc.Async.AsyncInvocationWithFilters.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3d() +72
   System.Web.Mvc.Async.<>c__DisplayClass46.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3f() +387
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethodWithFilters(IAsyncResult asyncResult) +42
   System.Web.Mvc.Async.<>c__DisplayClass2b.<BeginInvokeAction>b__1c() +38
   System.Web.Mvc.Async.<>c__DisplayClass21.<BeginInvokeAction>b__1e(IAsyncResult asyncResult) +188
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +38
   System.Web.Mvc.Controller.<BeginExecuteCore>b__1d(IAsyncResult asyncResult, ExecuteCoreState innerState) +29
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +52
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +39
   System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +38
   System.Web.Mvc.MvcHandler.<BeginProcessRequest>b__5(IAsyncResult asyncResult, ProcessRequestState innerState) +43
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
   System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +38
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +602
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +195
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +128


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3930.0