Fatal error: Uncaught Error: Class 'PhpParser\NodeAbstract' not found in D:\xampp\htdocs\jconf\ck\vendor\nikic\php-parser\lib\PhpParser\Node\PropertyItem.php:8 Stack trace: #0 D:\xampp\htdocs\jconf\ck\vendor\nikic\php-parser\lib\PhpParser\Node\Stmt\PropertyProperty.php(7): require() #1 {main} thrown in D:\xampp\htdocs\jconf\ck\vendor\nikic\php-parser\lib\PhpParser\Node\PropertyItem.php on line 8