Can't send FB Notifications with new API

Question

Really need some help with this one!

I\'m trying to send notifications from a canvas app using the new notifications API but I keep getting the following exception:

Answer 1

Recently, I was facing this same issue and I found that Facebook Web Games are formally known as Facebook Canvas.

So, Just create an Facebook game configuration under Settings->Basic page (You will see add button at the bottom of this page) and your API will start sending notifications.