MVC 4 provided anti-forgery token was meant for user “” but the current user is “user”

Question

I\'ve recently put Live a web application which was built using MVC 4 and Entity Framework 5. The MVC application uses

Answer 1

I believe this is occurring because the users are double-clicking the submit button on the form. At least that's EXACTLY the case on my site.

Troubleshooting anti-forgery token problems