Fatal error: Uncaught Error: Interface "PHPMailer\PHPMailer\OAuthTokenProvider" not found in C:\Program Files\Apache Group\Apache2\htdocs\stone-quarries\wordpress\wp-includes\PHPMailer\OAuth.php:36 Stack trace: #0 {main} thrown in C:\Program Files\Apache Group\Apache2\htdocs\stone-quarries\wordpress\wp-includes\PHPMailer\OAuth.php on line 36