Fatal error: Uncaught Error: Class "PhpParser\Node\Expr" not found in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\nikic\php-parser\lib\PhpParser\Node\Expr\Instanceof_.php:9 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\nikic\php-parser\lib\PhpParser\Node\Expr\Instanceof_.php on line 9