Fatal error: Uncaught Error: Class 'Symfony\Component\Config\Definition\Exception\Exception' not found in /home/www/public_html/admin/shared/codeigniter/vendor/symfony/config/Definition/Exception/InvalidDefinitionException.php:19
Stack trace:
#0 {main}
thrown in /home/www/public_html/admin/shared/codeigniter/vendor/symfony/config/Definition/Exception/InvalidDefinitionException.php on line 19