Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in C:\xampp\htdocs\finance\database\migrations\2019_04_29_145346_create_countries_table.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\finance\database\migrations\2019_04_29_145346_create_countries_table.php on line 7