Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /var/www/html/sanialamin/database/migrations/core/2017_07_28_130434_create_roles_table.php:7 Stack trace: #0 {main} thrown in /var/www/html/sanialamin/database/migrations/core/2017_07_28_130434_create_roles_table.php on line 7