Fatal error: Uncaught Error: Call to undefined function test() in /data/htmlwww/laravel-system/vendor/laravel/serializable-closure/tests/ReflectionClosure5Test.php:9 Stack trace: #0 {main} thrown in /data/htmlwww/laravel-system/vendor/laravel/serializable-closure/tests/ReflectionClosure5Test.php on line 9