FANWE Database Error

The database has encountered a problem.

Error messages:

[Type] dbnot_connect [1045] Access denied for user 'alex'@'localhost' (using password: YES)

Program messages:

[Line: 0008]D:\www\web\alex\wwwroot\index.php(FanweService->initialize) [Line: 0160]D:\www\web\alex\wwwroot\core\service\fanwe.service.php(FanweService->buildDb) [Line: 0310]D:\www\web\alex\wwwroot\core\service\fanwe.service.php(FDbMySql->connect) [Line: 0052]D:\www\web\alex\wwwroot\core\class\mysql.class.php(FDbMySql->_dbConnect) [Line: 0062]D:\www\web\alex\wwwroot\core\class\mysql.class.php(FDbMySql->halt) [Line: 0233]D:\www\web\alex\wwwroot\core\class\mysql.class.php(FanweError->dbError) [Line: 0121]D:\www\web\alex\wwwroot\core\class\error.class.php(FanweError->debugBacktrace)