Fatal error: Uncaught mysqli_sql_exception: Unknown database 'forum' in C:\xampp\htdocs\inc\db_mysqli.php:290 Stack trace: #0 C:\xampp\htdocs\inc\db_mysqli.php(290): mysqli_select_db(Object(mysqli), 'forum') #1 C:\xampp\htdocs\inc\db_mysqli.php(271): DB_MySQLi->select_db('forum') #2 C:\xampp\htdocs\inc\init.php(172): DB_MySQLi->connect(Array) #3 C:\xampp\htdocs\global.php(20): require_once('C:\\xampp\\htdocs...') #4 C:\xampp\htdocs\index.php(18): require_once('C:\\xampp\\htdocs...') #5 {main} thrown in C:\xampp\htdocs\inc\db_mysqli.php on line 290