Fatal error: Uncaught Error: Class 'WPMailSMTP\Vendor\Google\Collection' not found in /home/marshalltowncsd/sites/marshalltown.k12.ia.us/releases/20230829083101/web/app/plugins/wp-mail-smtp/vendor_prefixed/google/apiclient-services/src/Gmail/MessagePart.php:20 Stack trace: #0 {main} thrown in /home/marshalltowncsd/sites/marshalltown.k12.ia.us/releases/20230829083101/web/app/plugins/wp-mail-smtp/vendor_prefixed/google/apiclient-services/src/Gmail/MessagePart.php on line 20