Fatal error: Uncaught Error: Class 'Symfony\Component\VarDumper\Dumper\AbstractDumper' not found in /var/www/alldocs/home/sdoehner/webtest/simplesamlphp_idp/vendor/symfony/var-dumper/Dumper/CliDumper.php:22 Stack trace: #0 {main} thrown in /var/www/alldocs/home/sdoehner/webtest/simplesamlphp_idp/vendor/symfony/var-dumper/Dumper/CliDumper.php on line 22