Fatal error: Uncaught Error: Interface "PhpParser\Builder" not found in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\nikic\php-parser\lib\PhpParser\Builder\ClassConst.php:15 Stack trace: #0 {main} thrown in C:\Servers\htdocs\inventory.fitzalan.co.uk\vendor\nikic\php-parser\lib\PhpParser\Builder\ClassConst.php on line 15