Notice: session_start(): Ignoring session_start() because a session is already active in /home/dashengg/public_html/pages/home.php on line 2

Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'root'@'localhost' (using password: NO) in /home/dashengg/public_html/config/database.php:22 Stack trace: #0 /home/dashengg/public_html/config/database.php(22): mysqli->__construct() #1 /home/dashengg/public_html/config/database.php(32): Database->__construct() #2 /home/dashengg/public_html/pages/home.php(5): Database::getInstance() #3 /home/dashengg/public_html/index.php(22): include('/home/dashengg/...') #4 {main} thrown in /home/dashengg/public_html/config/database.php on line 22