Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/appdemo/public_html/samena-mailer/database/migrations/2090_03_01_1_create_campaigns_table.php:7 Stack trace: #0 {main} thrown in /home/appdemo/public_html/samena-mailer/database/migrations/2090_03_01_1_create_campaigns_table.php on line 7