Fatal error: Uncaught Error: Class "Symfony\Component\Console\Output\Output" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\symfony\console\Output\BufferedOutput.php:17 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\symfony\console\Output\BufferedOutput.php on line 17