Warning: mysql_connect(): Access denied for user 'codinekn'@'localhost' (using password: YES) in /var/www/html/signup-login/dbconnect.php on line 21

Warning: mysql_select_db(): Access denied for user 'www-data'@'localhost' (using password: NO) in /var/www/html/signup-login/dbconnect.php on line 22

Warning: mysql_select_db(): A link to the server could not be established in /var/www/html/signup-login/dbconnect.php on line 22
Connection failed : Access denied for user 'www-data'@'localhost' (using password: NO)