Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/alkhalaffamily/public_html/test_f/database/migrations/2021_06_07_225301_add_admin_seen_to_invoices.php:7 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/test_f/database/migrations/2021_06_07_225301_add_admin_seen_to_invoices.php on line 7