MVC5: UserManager.AddToRole(): “Error Adding User to Role: UserId not found”?

Question

I have been experimenting with MVC5/EF6 and trying out the new Identity Authentication with Code-First Migrations. Everything in the solution is currently building and I can

Answer 1

This saved my 2nd day . Thanks @Daffy Punk. In my case the issue was password. which was "abc" before.

var studentPassword = "abcABC_9";
                        var user = new ApplicationUser { UserName = "abc", Email = 1@gmail.com };
                        var UserManager = new UserManager(new UserStore(context));
                        var result = await UserManager.CreateAsync(user, studentPassword.ToString());
                        await UserManager.AddToRoleAsync(user.Id, "Student");