Fatal error: Uncaught mysqli_sql_exception: Unknown database 'dasg' in /var/www/html/connection.php:20 Stack trace: #0 /var/www/html/connection.php(20): mysqli->__construct() #1 /var/www/html/crypto_function.php(3): include('...') #2 /var/www/html/ieo/index.php(2): include('...') #3 {main} thrown in /var/www/html/connection.php on line 20