Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/gmarket/public_html/vendor/genealabs/laravel-socialiter/database/migrations/2019_10_13_000000_create_social_credentials_table.php:6 Stack trace: #0 {main} thrown in /home/gmarket/public_html/vendor/genealabs/laravel-socialiter/database/migrations/2019_10_13_000000_create_social_credentials_table.php on line 6