Fatal error: Uncaught Error: Class 'PhpParser\Lexer' not found in E:\xampp\htdocs\vendor\nikic\php-parser\lib\PhpParser\Lexer\Emulative.php:9 Stack trace: #0 {main} thrown in E:\xampp\htdocs\vendor\nikic\php-parser\lib\PhpParser\Lexer\Emulative.php on line 9