Fatal error: Uncaught Error: Class 'WPMailSMTP\Vendor\Google\Exception' not found in E:\www\web\wp-content\plugins\wp-mail-smtp\vendor_prefixed\google\apiclient\src\Service\Exception.php:21 Stack trace: #0 {main} thrown in E:\www\web\wp-content\plugins\wp-mail-smtp\vendor_prefixed\google\apiclient\src\Service\Exception.php on line 21