Marketing API v18 was outdated and we did not receive any notification. Our FB services have been down for 7 hours due to this problem, and we had over 100 clients complaining about this issue. This could have a great impact on our product, Why we did not receive any notification about this change? We did not receive any new alerts from May 20 either in the developer dashboard or in our email!

Please, find attached a screenshot of the last alerts we received in the Developer dashboard.