add django_cas_ng in installed application and upgrade django_cas_ng to correct a model problem
<?php
use Illuminate\Database\Seeder;
use Illuminate\Database\Eloquent\Model;
class DatabaseSeeder extends Seeder
{
/**
* Run the database seeds.
*
* @return void
*/
public function run()
{
Model::unguard();
// $this->call('UserTableSeeder');
}
}