Fatal error: Uncaught Error: Class "Symfony\Component\Console\Helper\Helper" not found in D:\Apache24\www\hl_eis-new\vendor\symfony\console\Helper\FormatterHelper.php:21 Stack trace: #0 {main} thrown in D:\Apache24\www\hl_eis-new\vendor\symfony\console\Helper\FormatterHelper.php on line 21