Fatal error: Uncaught Error: Class "Symfony\Component\Console\Tests\Completion\Output\CompletionOutputTestCase" not found in /home/narrowhostcom/public_html/oldportal.narrowhost.com/vendor/symfony/console/Tests/Completion/Output/BashCompletionOutputTest.php:17 Stack trace: #0 {main} thrown in /home/narrowhostcom/public_html/oldportal.narrowhost.com/vendor/symfony/console/Tests/Completion/Output/BashCompletionOutputTest.php on line 17