Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/flighto/e-commerce2/packages/Webkul/Customer/src/Database/Migrations/2020_01_10_151902_customer_address_improvements.php:7 Stack trace: #0 {main} thrown in /home/flighto/e-commerce2/packages/Webkul/Customer/src/Database/Migrations/2020_01_10_151902_customer_address_improvements.php on line 7