Fatal error: Uncaught Error: Interface "Symfony\Component\Console\Command\SignalableCommandInterface" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\symfony\console\Command\InvokableCommand.php:31 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\symfony\console\Command\InvokableCommand.php on line 31