Fatal error: Uncaught Error: Interface "PHPUnit\Event\TestSuite\LoadedSubscriber" not found in /var/www/html/freefi/vendor/pestphp/pest-plugin-mutate/src/Subscribers/PrepareForInitialTestRun.php:16 Stack trace: #0 {main} thrown in /var/www/html/freefi/vendor/pestphp/pest-plugin-mutate/src/Subscribers/PrepareForInitialTestRun.php on line 16