ORIENT/modules/system/database/seeds/DatabaseSeeder.php

<?php namespace System\Database\Seeds;

use Seeder;
use Eloquent;

class DatabaseSeeder extends Seeder
{

    /**
     * Run the database seeds.
     *
     * @return void
     */
    public function run()
    {
        Eloquent::unguarded(function () {
            $this->call('System\Database\Seeds\SeedSetupMailLayouts');
        });
    }
}