Fatal error: Uncaught Error: Class 'SimpleSAML\Auth\Source' not found in /var/www/alldocs/home/sdoehner/webtest/simplesamlphp_idp/modules/core/lib/Auth/UserPassOrgBase.php:24 Stack trace: #0 {main} thrown in /var/www/alldocs/home/sdoehner/webtest/simplesamlphp_idp/modules/core/lib/Auth/UserPassOrgBase.php on line 24