Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /home/appilogicx/public_html/marketing/database/migrations/2017_04_28_112900_add_billing_info_to_contacts.php:6 Stack trace: #0 {main} thrown in /home/appilogicx/public_html/marketing/database/migrations/2017_04_28_112900_add_billing_info_to_contacts.php on line 6