Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Bundle\Bundle' not found in /var/www/html/simplesamlphp/vendor/symfony/framework-bundle/FrameworkBundle.php:91
Stack trace:
#0 {main}
  thrown in /var/www/html/simplesamlphp/vendor/symfony/framework-bundle/FrameworkBundle.php on line 91