Fatal error: Uncaught Error: Class 'SAML2\SignedElement' not found in /var/www/alldocs/home/rprather/webdev/cms_static/simplesamlphp_sp/vendor/simplesamlphp/saml2/src/SAML2/Message.php:20 Stack trace: #0 {main} thrown in /var/www/alldocs/home/rprather/webdev/cms_static/simplesamlphp_sp/vendor/simplesamlphp/saml2/src/SAML2/Message.php on line 20