Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in D:\xampp\htdocs\api_patient\vendor\toplan\laravel-sms\migrations\2015_12_21_111514_create_sms_table.php:7 Stack trace: #0 {main} thrown in D:\xampp\htdocs\api_patient\vendor\toplan\laravel-sms\migrations\2015_12_21_111514_create_sms_table.php on line 7