Cannot use database

The URL Is:
http://bbs.98750.com/u.php?action=show&username=%B3%CF%D0%C5%CC%EC%CF%C2

MySQL Server Error:
Access denied for user 'xnbbs_f'@'10.133.211.91' (using password: YES) ( 1045 )

You Can Get Help In:
http://www.phpwind.net