Fatal error: Uncaught Error: Class 'WPMailSMTP\Vendor\GuzzleHttp\Promise\RejectionException' not found in /home/rcas/sites/rcas.org/releases/20240530164147/web/app/plugins/wp-mail-smtp/vendor_prefixed/guzzlehttp/promises/src/AggregateException.php:8 Stack trace: #0 {main} thrown in /home/rcas/sites/rcas.org/releases/20240530164147/web/app/plugins/wp-mail-smtp/vendor_prefixed/guzzlehttp/promises/src/AggregateException.php on line 8