Fatal error: Uncaught Error: Class 'SimpleSAML\Auth\Source' not found in /var/www/html/simplesamlphp/modules/exampleauth/src/Auth/Source/External.php:34
Stack trace:
#0 {main}
  thrown in /var/www/html/simplesamlphp/modules/exampleauth/src/Auth/Source/External.php on line 34