Microsoft has released Update 4.0.3 Beta for Microsoft .NET Framework 4 - Runtime Update
Update 4.0.3 Beta for Microsoft .NET Framework 4 package contains updated runtime files. For further details about the contents of this Runtime Update please refer to the Knowledge Base Article KB2599651.Update 4.0.3 Beta for Microsoft .NET Framework 4 - Runtime Update (KB2599651)
After you install this update, you may have to restart your computer.
