Fatal error: Uncaught Error: Interface 'SimpleSAML\Utils\ClearableState' not found in /var/www/alldocs/home/cmckay/cms_static/simplesamlphp_sp/lib/SimpleSAML/Store.php:15 Stack trace: #0 {main} thrown in /var/www/alldocs/home/cmckay/cms_static/simplesamlphp_sp/lib/SimpleSAML/Store.php on line 15