Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /var/www/dev/public/database/migrations/2018/2018_09_19_110400_SP_assingFromPeriodsPerson.php:7 Stack trace: #0 {main} thrown in /var/www/dev/public/database/migrations/2018/2018_09_19_110400_SP_assingFromPeriodsPerson.php on line 7