Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Support\Arrayable' not found in /var/www/development/pixtask/vendor/illuminate/testing/Fluent/AssertableJson.php:13 Stack trace: #0 {main} thrown in /var/www/development/pixtask/vendor/illuminate/testing/Fluent/AssertableJson.php on line 13