Database Error!

Module: mysql4
Error: Access denied for user 'mntnebo229'@'localhost' (using password: YES)
Fatal error: Unsupported operand types in /var/www/mountnebo229/mjguest/mjguest.class.php(94) : eval()'d code on line 2

Fatal error: Call to a member function close() on a non-object in /var/www/mountnebo229/mjguest/database/mysql4/driver.php on line 61