Fatal error: Uncaught Error: Interface 'Symfony\Component\Console\Completion\Output\CompletionOutputInterface' not found in D:\xampp\htdocs\New folder\pengadaan-barang\vendor\symfony\console\Completion\Output\BashCompletionOutput.php:20 Stack trace: #0 {main} thrown in D:\xampp\htdocs\New folder\pengadaan-barang\vendor\symfony\console\Completion\Output\BashCompletionOutput.php on line 20