Database connect failed (1045): Access denied for user 'stpaul

Warning: mysqli::__construct(): (HY000/1045): Access denied for user 'stpaul_admin'@'localhost' (using password: YES) in G:\WEB\htdocs\USERS\StPaulumcHSV.org\EVENTS\includes\phpcdatabase.class.php on line 29

Notice: Undefined variable: phpc_lang in G:\WEB\htdocs\USERS\StPaulumcHSV.org\EVENTS\index.php on line 63

Notice: Trying to get property 'theme' of non-object in G:\WEB\htdocs\USERS\StPaulumcHSV.org\EVENTS\includes\calendar.php on line 746
Database connect failed (1045): Access denied for user 'stpaul_admin'@'localhost' (using password: YES)

Database connect failed (1045): Access denied for user 'stpaul_admin'@'localhost' (using password: YES)