Fatal error: Uncaught Error: Interface "Spatie\Backtrace\Arguments\Reducers\ArgumentReducer" not found in C:\xampp\htdocs\astra-backoffice\vendor\spatie\backtrace\tests\TestClasses\FakeArgumentReducer.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\astra-backoffice\vendor\spatie\backtrace\tests\TestClasses\FakeArgumentReducer.php on line 9