TypeLoadException when mocking class System.Net.Http.HttpContent

[Joel]

var content = Mock.Create<HttpContent>();

throws:

System.TypeLoadException was unhandled by user code
  HResult=-2146233054
  Message=Method 'TryComputeLength' in type 'HttpContentProxy+8f0c5d24e08246c69d913c472013ba3d' from assembly 'Telerik.JustMock.DynamicStrong, Version=1.0.0.0, Culture=neutral, PublicKeyToken=8b221631f7271365' does not have an implementation.
  Source=mscorlib
  TypeName=HttpContentProxy+8f0c5d24e08246c69d913c472013ba3d
  StackTrace:
       at System.Reflection.Emit.TypeBuilder.TermCreateClass(RuntimeModule module, Int32 tk, ObjectHandleOnStack type)
       at System.Reflection.Emit.TypeBuilder.CreateTypeNoLock()
       at System.Reflection.Emit.TypeBuilder.CreateType()
       at    .   .   ()
       at Telerik.JustMock.DynamicProxy.Proxy.   ()
       at Telerik.JustMock.DynamicProxy.ProxyFactory.Create()
       at Telerik.JustMock.DynamicProxy.Fluent.FluentProxy.NewInstance()
       at Telerik.JustMock.DynamicProxy.Proxy.Create(Type type, Action`1 action)
       at    .   .   (Type   ,      )
       at    .   .   (     )
       at    .   .   (Behavior    , Boolean    )
       at    .   .   ()
       at Telerik.JustMock.Mock.Create(Type target, Behavior behavior, Object[] args)
       at Telerik.JustMock.Mock.Create(Type target, Object[] args)
       at Telerik.JustMock.Mock.Create[T]()
       at TEST() in c:\xxx.cs:line 61
  InnerException: 

[Kaloyan]

Hi Joel,

Thank you for reporting this issue.

I am glad to say, we have already fixed it. You could try our latest internal build (JustMock 2013.2.603) where the fix is present. You could find it here.

Regards,
Kaloyan
Telerik