Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /home/flexinettek/public_html/database/migrations/2018_12_06_114937_modify_system_table_and_users_table.php:8 Stack trace: #0 {main} thrown in /home/flexinettek/public_html/database/migrations/2018_12_06_114937_modify_system_table_and_users_table.php on line 8