Fatal error: Uncaught Error: Class 'Illuminate\Database\Connection' not found in C:\xampp\htdocs\rabani-laravel-firebird\vendor\harrygulliford\laravel-firebird\src\FirebirdConnection.php:14 Stack trace: #0 {main} thrown in C:\xampp\htdocs\rabani-laravel-firebird\vendor\harrygulliford\laravel-firebird\src\FirebirdConnection.php on line 14