Fatal error: Uncaught mysqli_sql_exception: Unknown database 'inventory_db' in C:\xampp\htdocs\home\ubuntu\inventory_app\src\config.php:12 Stack trace: #0 C:\xampp\htdocs\home\ubuntu\inventory_app\src\config.php(12): mysqli_connect('localhost', 'root', '', 'inventory_db') #1 C:\xampp\htdocs\home\ubuntu\inventory_app\src\index.php(2): require_once('C:\\xampp\\htdocs...') #2 {main} thrown in C:\xampp\htdocs\home\ubuntu\inventory_app\src\config.php on line 12