Fatal error: Uncaught Error: Class "Illuminate\Database\Eloquent\Model" not found in /var/www/html/lapalina/vendor/cviebrock/eloquent-sluggable/tests/Models/Author.php:15 Stack trace: #0 {main} thrown in /var/www/html/lapalina/vendor/cviebrock/eloquent-sluggable/tests/Models/Author.php on line 15