Fatal error: Uncaught Error: Class "Microsoft\Kiota\Authentication\Oauth\BaseCertificateContext" not found in /var/www/usonboard.com/vendor/microsoft/kiota-authentication-phpleague/src/Oauth/OnBehalfOfCertificateContext.php:23 Stack trace: #0 {main} thrown in /var/www/usonboard.com/vendor/microsoft/kiota-authentication-phpleague/src/Oauth/OnBehalfOfCertificateContext.php on line 23