在混合的asp.net mvc / webforms应用程序中，为什么我的重定向的MIME为'text / plain'？

For one reason or another, I have a site where the logout is performed then the user is redirected to the landing site which is separate (the landing is hosted in Azure, the main is hosted elsewhere). In MVC, the logout action is using the following (vb) code:For one reason or another, I have a site where