Azure Mysql in app, error #2002

In the Azure WEB APP , MYSQL IN APP, you get this error azurewebsites.net/phpMyAdmin/ Erreur : #2002 - An attempt was made to access a socket in a way forbidden by its access permissions. — The server is not responding (or the local server's socket is not correctly configured). mysqli_real_connect(): (HY000/2002): An attempt was made to access a socket in a way forbidden by its access permissions. The solution is