Fatal error: Uncaught Error: Interface 'PhpParser\PrettyPrinter' not found in D:\xampp\htdocs\jconf\ck\vendor\nikic\php-parser\lib\PhpParser\PrettyPrinterAbstract.php:22 Stack trace: #0 {main} thrown in D:\xampp\htdocs\jconf\ck\vendor\nikic\php-parser\lib\PhpParser\PrettyPrinterAbstract.php on line 22