Fatal error: Uncaught Error: Class 'PhpParser\PrettyPrinter\Standard' not found in C:\Apache24\htdocs\fixedasset\vendor\symfony\maker-bundle\src\Util\PrettyPrinter.php:20 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\fixedasset\vendor\symfony\maker-bundle\src\Util\PrettyPrinter.php on line 20