Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in C:\xampp\htdocs\database\migrations\2021_03_01_062609_create_campaigns_table.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\database\migrations\2021_03_01_062609_create_campaigns_table.php on line 7