// For more information on configuring authentication, please visit http://go.microsoft.com/fwlink/?LinkId=301864 public void ConfigureAuth(IAppBuilder app) { // Configure the db context and user manager to use a single instance per request //app.CreatePerOwinContext(ApplicationDbContext.Create); //app.CreatePerOwinContext<ApplicationUserManager>(ApplicationUserManager.Create); //app.UseExternalSignInCookie(DefaultAuthenticationTypes.ExternalCookie); app.UseNestAuthentication(new NestAuthenticationOptions()); }