Fatal error: Uncaught Error: Undefined constant "STDERR" in D:\Codex\Hom3r V2\outputs\platform-repair-20260808\FilyX\tests\php\changelog.php:20 Stack trace: #0 {main} thrown in D:\Codex\Hom3r V2\outputs\platform-repair-20260808\FilyX\tests\php\changelog.php on line 20