Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in C:\xampp\htdocs\database\migrations\2023_05_21_113335_create_customer_based_pricing_plans_table.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\database\migrations\2023_05_21_113335_create_customer_based_pricing_plans_table.php on line 7