Fatal error: Uncaught Error: Class 'Hayageek\OAuth2\Client\Provider\Yahoo' not found in C:\xampp7\htdocs\edgpens\extension\PHPMailer-master\get_oauth_token.php:109
Stack trace:
#0 {main}
thrown in C:\xampp7\htdocs\edgpens\extension\PHPMailer-master\get_oauth_token.php on line 109