Warning: require(../../../vendors/PHPMailer/src/PHPMailer.php): failed to open stream: No such file or directory in /code/inventory/mailer.php on line 6

Fatal error: require(): Failed opening required '../../../vendors/PHPMailer/src/PHPMailer.php' (include_path='.:/usr/local/lib/php') in /code/inventory/mailer.php on line 6