Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /var/www/html/mylaravel/database/migrations/2018_09_24_230147_migration_cartalyst_sentinel.php:6 Stack trace: #0 {main} thrown in /var/www/html/mylaravel/database/migrations/2018_09_24_230147_migration_cartalyst_sentinel.php on line 6