Fatal error: Uncaught Error: Class "Illuminate\Tests\Integration\Http\Fixtures\PostResource" not found in E:\install\laragon\www\extranet_gpharma_demo\vendor\laravel\framework\tests\Integration\Http\Fixtures\PostResourceWithOptionalRelationship.php:5 Stack trace: #0 {main} thrown in E:\install\laragon\www\extranet_gpharma_demo\vendor\laravel\framework\tests\Integration\Http\Fixtures\PostResourceWithOptionalRelationship.php on line 5